7 Common Causes of Eyelid Twitching You Should Be Aware Of

Eyelid twitching (also known as myokymia) is a common and usually harmless condition that affects many people at some point in their lives. This involuntary muscle spasm or twitching in the eyelid is typically mild and short-lived, but it can be uncomfortable and annoying. Most of the time, eyelid twitching occurs in the lower or upper eyelid and can be triggered by various factors such as fatigue, stress, or excessive caffeine consumption.

While eyelid twitching is often temporary and resolves on its own, understanding the underlying causes can help prevent it from happening in the future. In some rare cases, persistent or severe twitching can indicate a more serious condition, which is why it’s important to be aware of the triggers. Recognizing the common causes of eyelid twitching can give you the knowledge to address it effectively.

In this article, “7 Common Causes of Eyelid Twitching You Should Be Aware Of,” we’ll explore the most common reasons for eyelid spasms and how to manage them. By understanding the factors that lead to these twitches, you can reduce their occurrence and improve your eye health.

What Is Eyelid Twitching?

Eyelid twitching, also known as myokymia, is an involuntary, repetitive spasm or contraction of the muscles in the eyelid. Most often, it affects the lower eyelid, but it can occur in the upper eyelid as well. This twitching sensation may be intermittent, lasting only a few seconds or minutes, or it may occur in a more persistent manner, lasting for several days.

Eyelid twitching typically happens without warning and is usually harmless. In most cases, it is a temporary condition that resolves on its own without the need for medical treatment. However, it can be annoying and may cause discomfort, especially if it interferes with daily activities like reading, working, or driving.

The underlying cause of eyelid twitching is often related to muscle fatigue, stress, or environmental factors. It can also be triggered by excessive caffeine consumption, lack of sleep, or eye strain. In rare cases, persistent twitching can be a sign of an underlying neurological condition, but this is uncommon.

While eyelid twitching is generally not a serious health concern, understanding its causes can help reduce its frequency and improve eye health. If the twitching becomes frequent, severe, or lasts longer than a few weeks, it’s important to consult a healthcare provider for a proper diagnosis.

7 Common Causes of Eyelid Twitching You Should Be Aware Of

An eyelid twitching episode, while usually temporary, can be an incredibly distracting and frustrating experience. In medical circles, these localized muscle ripples are often referred to as eye myokymia. These are typically benign, involuntary contractions of the orbicularis oculi muscle—the delicate muscle responsible for opening and closing the eye. While most people worry that a twitch indicates a serious neurological issue, it is almost always a “harmless” symptom of lifestyle factors affecting the body’s nervous and muscular systems.

When these systems become over-excited, the nerves send rapid-fire, spontaneous signals to the eye area, resulting in an involuntary eyelid spasm. To help you find an eye twitching remedy, we must explore the specific physiological mechanisms behind the seven most frequent triggers.

Stress: The Neurochemical Catalyst for Spasms

Stress is a primary driver of eyelid twitching because it triggers the body’s “fight-or-flight” response, releasing a surge of cortisol and adrenaline. These hormones are designed to prime the body for action, but they also significantly increase nerve excitability and muscle tension. When you are under psychological or physical pressure, your sympathetic nervous system enters a state of hyper-arousal, which can cause the sensitive nerves around the eye to misfire.

The relationship between an eye twitch and stress is rooted in deep neurochemical shifts. High cortisol levels can actively deplete your body’s magnesium stores. Since magnesium is the mineral responsible for muscle relaxation, its absence allows calcium to over-stimulate the muscle fibers, leading to a persistent eye muscle spasm. Furthermore, the brain in a stressed state lacks its usual “inhibitory control,” meaning it fails to filter out random electrical impulses. This results in the eye keeps pulsing sensation that many people experience during high-pressure work weeks or personal crises.

Fatigue and Sleep Deprivation: The “Glitchy” Brain

Fatigue is a major reason for eye keeps twitching because sleep is the critical period when the brain replenishes essential neurotransmitters like dopamine and acetylcholine. When you are sleep-deprived, the regulation of these chemical messengers becomes erratic. Acetylcholine, specifically, is responsible for stimulating muscle movement; when its release is no longer controlled, it causes eye involuntary twitching as the brain essentially sends out “faulty” or “glitchy” signals to the face.

Beyond chemical imbalances, a fatigued brain suffers from reduced neural inhibition. A well-rested motor cortex is adept at suppressing minor, unnecessary nerve signals. However, when you haven’t slept, the brain’s ability to “quiet” these random impulses weakens. This is why you may experience a persistent eye twitch that lasts for days after a period of poor rest. The eye flickering is simply your nervous system’s way of signaling that its battery is depleted and its signal-filtering capabilities are compromised.

Digital Eye Strain: The Ocular Overwork

In our modern era, eyelid twitching is frequently a symptom of “computer vision syndrome.” When you stare at a digital screen for hours, your ciliary muscles—which change the shape of your lens to focus—are forced into a state of constant, high-intensity contraction. This sustained tension eventually radiates outward to the external eyelid muscles, resulting in an under eye spasm or a twitch in the top eye.

Several factors make digital work a trigger for an eye muscle spasm. First, we tend to blink up to 66% less when looking at screens, which leads to surface irritation. Second, the blue light and glare force the eyes to work harder to maintain clarity. This muscular exhaustion serves as the physical foundation for eye myokymia. The twitch is essentially a distress signal from the ocular system, indicating that the muscles are overworked and the cornea is becoming dangerously dry due to the reduced blink rate.

Caffeine and Alcohol: Stimulants and Depressants

The connection between your diet and an eyeball twitch is often found in your intake of caffeine and alcohol. Caffeine is a powerful central nervous system stimulant that blocks adenosine, the neurotransmitter that promotes relaxation. By increasing the levels of stimulating chemicals like glutamate, caffeine puts your eyelid nerves on high alert. This lowers the “threshold” for nerve firing, meaning even a tiny, random signal can trigger a noticeable eye is vibrating sensation.

Alcohol, while a depressant, contributes to eyelid twitching through dehydration and sleep disruption. As a diuretic, alcohol flushes essential electrolytes like potassium and magnesium out of your system. This electrolyte imbalance prevents the muscles from relaxing properly after a contraction. Furthermore, alcohol ruins the quality of REM sleep, leading to the “brain fatigue” mentioned earlier. This creates a “perfect storm” for a persistent eye twitch that might persist through the following day.

Dry Eyes: The Reflexive Spasm

Dry eye syndrome is a surprisingly common cause of eye keeps pulsing. The cornea is incredibly sensitive, and when the tear film is insufficient, the eye surface becomes irritated. This irritation sends a signal through the trigeminal nerve to the brain, which may respond by triggering a reflexive eye fluttering or twitch. This is the body’s subconscious attempt to force a blink to redistribute tears and protect the delicate surface of the eye from further damage.

This “reflex arc” can lead to lower lid twitching or bottom eyelid twitching as the muscles fatigue from the constant, low-level irritation. People who live in dry climates, wear contact lenses, or take certain medications that dry out the mucous membranes are at a much higher risk for this type of eye involuntary twitching. In these cases, using artificial tears is often the most effective eye twitching treatment because it addresses the root cause of the nerve irritation.

Nutritional Imbalances: Magnesium and Electrolytes

If your eye won won’t stop twitching, the culprit may be a lack of key minerals. Muscles rely on a precise “sodium-potassium pump” and magnesium-calcium balance to function. Magnesium acts as a natural calcium blocker; it helps the muscle relax after a nerve signal tells it to contract. If you are deficient in magnesium, calcium over-floods the muscle cells, keeping them in a state of hyper-excitability. This manifest as an involuntary eyelid spasm.

Potassium and calcium imbalances can also cause eye myokymia. Potassium is vital for conducting the electrical impulses that allow nerves to communicate with muscles. When these electrolytes are out of sync—often due to poor diet, excessive sweating, or high alcohol consumption—the nerves become “leaky,” firing off signals at random. This is why a nutrient-rich diet is considered a foundational eye twitching remedy for those suffering from persistent eye twitch episodes.

Allergies: The Histamine Response

Allergies are a frequent yet overlooked cause of eyelid twitching bottom eyelid or top lid spasms. When allergens like pollen or pet dander hit the eye, the immune system releases histamine, which causes swelling and intense itching. The most direct trigger for the twitch, however, is the mechanical action of rubbing the eyes. This physical friction irritates the delicate nerve endings and muscles, while simultaneously releasing more histamine into the local tissue.

Histamine itself may have a direct excitatory effect on the local nerves, causing eye is twitching why questions among allergy sufferers. The combination of chemical irritation (histamine), physical trauma (rubbing), and the secondary dryness that often accompanies allergic conjunctivitis creates an ideal environment for eye myokymia. Using antihistamine eye drops can often act as a cure eye twitch by stabilizing the local chemical environment and reducing the urge to rub the eyes.

Cultural Interpretations: Meaning and Folklore

While science focuses on the reasons for eye twitching, many cultures have developed folklore around these spasms. You may have heard of the left eye twitching meaning or the right eye twitching meaning. In many traditions, a right eye jumping is seen as a sign of good luck or coming good news, while left eye shaking meaning is often associated with bad luck or an impending “sorrow.” While these are fascinating cultural “meanings,” medically, both eyes are subject to the same triggers of stress, fatigue, and strain.

How to Fix Eyelid Twitching: Effective Home Remedies and Lifestyle Shifts

The most effective ways to fix eyelid twitching at home involve a systematic approach to identifying and neutralizing the environmental and physiological triggers that cause your nerves to misfire. Because most cases of eye myokymia are benign, they do not require medical prescriptions; instead, they respond remarkably well to targeted lifestyle adjustments. By focusing on rest, stress modulation, and nutritional support, you can soothe the over-excited nerves and restore normal function to your ocular muscles.

Managing Stress and Improving Sleep for Nerve Recovery

You can effectively stop eyelid twitching by incorporating intentional relaxation techniques and establishing a rigorous sleep hygiene protocol. Stress and fatigue are the twin pillars of nerve excitability. To combat them, you must lower your systemic cortisol levels. Practices such as mindfulness meditation or the 4-7-8 breathing technique (inhale for 4 seconds, hold for 7, exhale for 8) are not just “relaxation” tips, they are physiological tools that activate the parasympathetic nervous system, effectively “muting” the random electrical signals that lead to an involuntary eyelid spasm.

Furthermore, addressing sleep deprivation is non-negotiable for an eye twitching remedy. Your brain requires 7–9 hours of rest to balance neurotransmitters like acetylcholine, which controls muscle movement. To ensure deep, restorative sleep, maintain a consistent sleep schedule and optimize your environment by keeping your bedroom cool, dark, and quiet. By removing blue-light-emitting screens an hour before bed, you allow your brain to produce melatonin naturally, preventing the “glitchy” nerve impulses that cause your eye to keep pulsing during the day.

The 20-20-20 Rule for Digital Eye Strain

The 20-20-20 rule is an essential ergonomic strategy designed to prevent the muscular exhaustion associated with “computer vision syndrome.” The rule is simple: every 20 minutes, look at something at least 20 feet away for at least 20 seconds. This practice is a highly effective eye spasm remedy because it forces the ciliary muscles, which are under constant strain while you look at a screen, to fully relax. When these internal muscles relax, the tension that often radiates to the bottom eyelid twitching area subsides.

To maximize this effect, you should also optimize your workstation. Ensure your monitor is at eye level and about an arm’s length away to reduce the mechanical burden on your eyes. During your 20-second breaks, make a conscious effort to blink several times. This helps combat the reduced blink rate associated with screen use, providing a dual-action eye twitching treatment by addressing both muscular fatigue and surface dryness simultaneously.

Reducing Caffeine and Alcohol for Chemical Balance

Minimizing your intake of caffeine and alcohol is a direct way to stabilize your central nervous system. Caffeine is a potent stimulant that lowers the threshold for nerve firing; even a moderate reduction in your daily coffee or soda intake can significantly decrease the frequency of a persistent eye twitch. Because caffeine withdrawal can cause its own set of issues, try a gradual reduction like swapping one daily caffeinated drink for herbal tea or water to give your neurochemistry time to adjust without triggering headaches.

Alcohol moderation is equally important for those seeking a cure eye twitch. Although alcohol is a depressant, its “rebound effect” disrupts sleep cycles and causes significant dehydration, which leaches electrolytes like magnesium from your system. To protect your nerves, try abstaining from alcohol for two weeks to see if your eyelid twitching subsides. If you do choose to drink, match every glass of alcohol with a glass of water to maintain the hydration levels necessary for smooth muscle function and to prevent the eye is vibrating sensation common after a night of poor-quality sleep.

Over-the-Counter Solutions for Dry Eye Relief

The best eye twitching remedy for surface irritation involves the use of lubricating eye drops and environmental moisture control. If your eye is flickering due to dryness, preservative-free artificial tears can provide immediate relief by supplementing your natural tear film. These drops soothe the corneal nerves, stopping the “reflex arc” that triggers an involuntary eyelid spasm. For those with chronic dryness, using a thicker, gel-based lubricant at night can prevent the eye from drying out during sleep, ensuring you wake up without that gritty, twitch-prone feeling.

In addition to drops, controlling your environment is a key eye spasm remedy. Using a cool-mist humidifier, especially in winter or in air-conditioned offices, adds essential moisture back into the air and prevents evaporative dry eye. You should also be mindful of moving air; avoid sitting directly in front of fans or car vents. Combining these environmental changes with “blinking exercises” where you gently squeeze your eyes shut for a few seconds every hour can help your oil glands function better, keeping your eyes lubricated and your eyelids still.

Addressing Nutritional Deficiencies and Electrolyte Gaps

You can provide a long-term eye twitching treatment by optimizing your intake of magnesium, potassium, and calcium. Magnesium, in particular, is the “master mineral” for muscle relaxation. When you are deficient, your muscles remain in a state of hyper-excitability, leading to eye myokymia. Incorporating magnesium-rich foods like pumpkin seeds, spinach, black beans, and dark chocolate into your daily meals provides the chemical foundation your muscles need to stop twitching.

While food should be your primary source of nutrients, some people may benefit from a targeted eye twitching remedy in the form of supplements like magnesium glycinate or citrate. However, it is vital to consult a healthcare provider before starting any supplement regimen to ensure it doesn’t interfere with other medications or conditions. Maintaining proper hydration is the final piece of the puzzle; without enough water, your body cannot effectively transport these minerals to your cells, making you more susceptible to a sudden eyeball twitch even if your diet is otherwise healthy.

When is Eyelid Twitching a Sign of a More Serious Condition?

While the vast majority of eyelid twitching episodes are nothing more than a temporary annoyance, there is a clinical threshold where a simple flutter transitions into a medical concern. It is vital to understand that while eye myokymia (the standard twitch) is benign, certain patterns of movement can signal a deeper neurological issue. When the spasms begin to migrate to other facial regions, force the eye to close entirely, or appear alongside systemic neurological deficits, they require an immediate and thorough medical evaluation.

Distinguishing between a common lifestyle-induced twitch and a chronic condition involves a careful analysis of the spasm’s behavior. While a harmless eyeball twitch usually resolves with rest, persistent or severe contractions may be the first warning sign of a condition that affects the brain’s motor control centers or the facial nerves themselves.

Is Eyelid Twitching a Sign of a Serious Neurological Disorder?

For nearly everyone, an occasional top eye twitching or lower lid pulse is not a sign of a serious neurological disorder. This phenomenon, categorized as eye myokymia, is a localized event triggered by the body’s reaction to fatigue or stimulants. It is typically unilateral—affecting only one eye—and presents as a gentle, rippling sensation that does not interfere with vision. However, in rare cases, eyelid twitching can serve as an early clinical marker for more significant disorders. Recognizing the “red flags” that differentiate a common involuntary eyelid spasm from a neurological problem is essential for timely intervention.

Medical consultation is highly recommended if you identify the following indicators:

Spreading Spasms: If you notice that your eye keeps twitching and the movement begins to travel downward, affecting the cheek, the corner of the mouth, or the jawline, this is no longer a localized eyelid twitching event. It may be a sign of a hemifacial spasm, which involves the entire facial nerve.

Forceful and Complete Closure: When a spasm becomes so intense that it forces the eye to shut completely against your will, it has progressed beyond simple myokymia. If both eyes begin to close simultaneously and involuntarily, this is a hallmark of benign essential blepharospasm, a condition that requires specialized neurological care.

Accompanying Neurological Symptoms: You should be concerned if your eye won’t stop twitching and you also experience facial drooping, double vision, slurred speech, or a sudden loss of balance. These symptoms suggests that the eye muscle spasm is part of a larger neurological event, such as Bell’s palsy, multiple sclerosis (MS), or even Parkinson’s disease.

The 3 Primary Medical Types of Eyelid Spasms

To determine the appropriate eye twitching treatment, medical professionals classify these involuntary movements into three distinct categories based on their origin and physical presentation. Understanding these types helps you communicate more effectively with your doctor about whether you are experiencing a “glitch” or a “disorder.”

Eyelid Myokymia: The Common Twitch

This is the least concerning and most prevalent form of eyelid twitching. It is characterized by subtle, fine contractions of the orbicularis oculi muscle, most frequently resulting in bottom eyelid twitching. These episodes are almost always unilateral and are not strong enough to actually close the eye. Eye myokymia is purely a lifestyle-driven symptom, linked directly to eye twitch and stress, high caffeine intake, or a lack of restorative sleep. It is a temporary “short-circuit” in the local nerve endings that resolves once the underlying trigger is addressed.

Benign Essential Blepharospasm (BEB)

Unlike the common twitch, Benign Essential Blepharospasm is a chronic, progressive neurological condition. It is classified as a focal dystonia—a movement disorder characterized by sustained muscle contractions. BEB is always bilateral, meaning it affects both eyes simultaneously. It begins as increased blinking but can progress to forceful, involuntary closures of the eyelids. Over time, the spasms can become so frequent that they lead to “functional blindness,” where the person is physically unable to keep their eyes open to drive or read. The cause is often linked to the basal ganglia, the part of the brain responsible for regulating coordinated movement.

Hemifacial Spasm

A hemifacial spasm involves involuntary muscle contractions across one entire side of the face. While it often begins with a simple eye muscle spasm, it eventually expands to involve the cheek, mouth, and even the neck muscles on that same side. Unlike BEB, it remains unilateral (one-sided). The primary cause of this condition is typically a blood vessel that is physically pressing against the facial nerve as it exits the brainstem. This mechanical pressure causes the nerve to “leak” electrical signals, resulting in constant, visible jumping of the facial muscles.

Distinguishing Between Myokymia and Benign Essential Blepharospasm (BEB)

Differentiating between a simple, harmless instance of eyelid twitching, known medically as eye myokymia, and the more serious neurological disorder of Benign Essential Blepharospasm (BEB) is a critical step in both your mental well-being and clinical management. While both conditions involve the involuntary eyelid spasm, their underlying causes, physical manifestations, and long-term impacts on your quality of life are vastly different. Understanding these differences allows you to determine if your eye muscle spasm is a fleeting lifestyle symptom or a chronic condition that requires specialized neurological intervention.

Severity and the Physical Nature of the Spasm

The most immediate way to tell the difference is by the intensity of the muscle contraction. Eye myokymia is characterized by a minor, fine, and often subtle fluttering or quivering. These contractions are gentle—more of a “rippling” sensation—and they are never strong enough to force the eye to close or interfere with your ability to see. You may feel it constantly, but to an observer, the eyeball twitch might even be invisible.

In stark contrast, Benign Essential Blepharospasm involves strong, forceful, and uncontrollable contractions of the muscles surrounding the eye. It often begins as an increase in blinking frequency but quickly progresses to spasms that can cause the eyelids to “clamp” shut completely. These forceful closures can last for several seconds or even minutes, making it impossible for the individual to see during the episode. While eyelid twitching is an annoyance, BEB is a physical struggle to keep the eyes open.

Location and Laterality: One Eye vs. Two

Anatomical location is a definitive diagnostic marker. Eye myokymia is almost always unilateral, meaning it affects only the bottom eyelid twitching area or the top eye twitching area on one side of the face at a time. It rarely, if ever, jumps simultaneously to the other eye. It is a localized “short circuit” in the nerve endings of a specific muscle segment.

Benign Essential Blepharospasm, however, is a systemic neurological event and is virtually always bilateral. This means it affects both eyes simultaneously. While one eye might exhibit slightly more intense symptoms at the very beginning, the condition eventually involves the orbicularis oculi muscles on both sides of the face. If you are experiencing eye is flickering in both eyes at once, it is a significant clinical indicator that you may be dealing with BEB rather than simple eyelid twitching.

Duration, Progression, and Long-Term Outlook

The timeline of the spasms provides a clear look into their origin. Eye myokymia is a temporary, non-progressive condition. It typically resolves on its own within a few days—or at most, a few weeks—once the primary triggers like eye twitch and stress, lack of sleep, or excessive caffeine are addressed. Once the “trigger” is removed, the eye keeps pulsing sensation disappears without leaving any permanent damage.

BEB is a chronic and often progressive neurological disorder. It does not go away with a good night’s sleep or by reducing coffee intake. Instead, it tends to worsen over time. It often begins with a sensitivity to bright lights and a high blink rate, gradually evolving into the forceful spasms mentioned earlier. Because it is a form of dystonia (a movement disorder), the eye won’t stop twitching regardless of lifestyle changes, necessitating treatments like Botox injections to temporarily paralyze the overactive muscles.

Functional Impairment and Daily Life

Finally, the impact on your daily functionality is a major distinguishing factor. Simple eyelid twitching does not interfere with your vision, your ability to drive, or your professional performance; it is merely a minor distraction that might make you feel self-conscious. It is a “nuisance” symptom that has no impact on your ocular health.

Conversely, BEB can lead to significant functional impairment. Because the spasms are forceful and bilateral, they can make essential tasks like driving, reading, or watching television dangerous or impossible. In severe, advanced cases, BEB can even result in “functional blindness”—a state where the eyes themselves are perfectly healthy, but the person is legally blind because they cannot voluntarily keep their eyelids open. This is why a persistent eye twitch that involves both eyes and forceful closure must be treated as a serious medical priority.

Conclusion

While eyelid twitching is usually a minor issue that resolves without treatment, knowing the causes behind it can help reduce its occurrence and discomfort. Simple lifestyle changes, such as reducing stress, getting more sleep, and limiting caffeine intake, can significantly decrease the frequency of eyelid spasms. In more severe cases, if twitching persists or worsens, it’s essential to consult a healthcare provider to rule out any underlying medical conditions.

If you experience frequent eyelid twitching that doesn’t go away or becomes bothersome, seeking medical advice is always a good idea to ensure that there is no more serious issue at play. For most people, however, eyelid twitching is a temporary condition that can be managed effectively with small lifestyle adjustments. By staying aware of the potential causes and knowing how to address them, you can minimize the impact of eyelid twitching on your daily life.

Read more: 7 Common Causes of Epistaxis Nose Bleeding and How to Stop Them

Frequently Asked Questions (FAQ) About Eyelid Twitching

What causes eyelid twitching?

Eyelid twitching, also known as myokymia, is often caused by factors like stress, fatigue, eye strain, or excessive caffeine consumption. It can also occur due to dehydration, lack of sleep, or prolonged exposure to bright lights. In rare cases, persistent twitching may be linked to underlying neurological conditions such as blepharospasm or hemifacial spasm.

Is eyelid twitching a sign of something serious?

Most of the time, eyelid twitching is harmless and temporary. However, if the twitching persists for an extended period, causes pain, affects other parts of the face, or is accompanied by other symptoms like facial drooping, it could indicate a more serious condition. In such cases, it is important to consult a healthcare professional for further evaluation.

How long does eyelid twitching last?

Eyelid twitching usually lasts from a few seconds to a couple of minutes and often resolves on its own. In some cases, it may persist intermittently for days or even weeks, but it generally does not require medical intervention. If the twitching becomes chronic or painful, it’s advisable to seek medical advice.

 Can I stop eyelid twitching on my own?

Yes, you can try several methods to reduce or stop eyelid twitching, including:

• Getting more rest and managing stress.
• Reducing caffeine intake.
• Applying a warm compress to your eyes.
• Taking breaks from screen time to reduce eye strain.
• Ensuring proper hydration.

If these methods don’t work, or the twitching persists, you may need to consult with a doctor.

Can dehydration cause eyelid twitching?

Yes, dehydration is one of the factors that can trigger eyelid twitching. When your body lacks sufficient fluids, it can lead to electrolyte imbalances, which can affect muscle function, including the muscles around the eyes. Staying hydrated can help prevent twitching in some cases.

Can eyelid twitching be a sign of a neurological disorder?

In rare instances, persistent or severe eyelid twitching could be a symptom of a neurological disorder, such as blepharospasm or hemifacial spasm. These conditions involve involuntary muscle contractions and require professional medical attention. If twitching is accompanied by other facial spasms, pain, or drooping, it is important to consult a healthcare provider.

Sources

• Mayo Clinic – Eyelid Twitching (Myokymia)
• Cleveland Clinic – Eyelid Spasms (Myokymia)
• American Academy of Ophthalmology – Eyelid Twitching
• WebMD – Eyelid Spasms: Causes and Treatment
• Healthline – What Causes Eyelid Twitching (Myokymia) and How to Stop It
• National Institute of Neurological Disorders and Stroke – Hemifacial Spasm