In fact, its cause was a rare brain condition called blepharospasm.
From the guardian.co.uk
Victims of blepharospasm suffer from continual eyelid muscle spasms that clamp the lids closed for seconds to minutes.
From the time.com
Blepharospasm affects about 60,000 Americans, and is more likely to affect women and those over 40, Smith says.
From the huffingtonpost.com
Over the past six years, however, more than 2,300 Americans have had their blepharospasm symptoms eased by an experimental drug called Oculinum.
From the time.com
There is another condition that affects the eyelid muscles, a rare disorder called blepharospasm, in which the eyelids involuntarily close.
From the huffingtonpost.com
It is most commonly treated with regular Botox injections and, interestingly, blepharospasm was among the conditions listed during Botox's first FDA approval in 1988, according to Smith.
From the huffingtonpost.com
More examples
Spasm of the eyelid muscle resulting in closure of the eye
A blepharospasm (from Greek: blepharo, eyelid, and spasm, an uncontrolled muscle contraction), is any abnormal contraction or twitch of the eyelid.
A physiological condition characterized by recurring involuntary twitches or closing of the eyelids
Involuntary increased blinking that progresses to spasms in both eyes. The exact cause is unknown, but doctors believe it to be a central nervous system disorder. It can produce a functional blindness since the patient can't open his or her eyes long enough to function visually.
A condition that causes involuntary blinking to an excessive measure that the affected individual cannot see. Blepharospasm is considered as a form of functional blindness.
Excessive involuntary contraction of the orbicularis oculi sometimes resulting in functional blindness; a focal dystonia
Spasmodic and frequent blinking of the eyes (tonic spasm of the orbicularis oculi muscle).
Abnormal involuntary contraction or spasm of the eyelid that last for longer duration than normal blinking.In sever cases it can cause complete eye closure.
Blepharospasm is a sudden, involuntary intermittent twitching of the muscles that surround the eye. This annoying twitching typically results from stress, anxiety, fatigue, lack of sleep and occasionally excessive use of alcohol or smoking. ...