Yesterday, Amazon announced that Prime members â who already pay $99 a year for access to a library of streaming content, among other perks â will be able to subscribe on a monthly, a la carte basis to a number of other channels, including the premium cable channels Showtime and Starz.
[hiâ³per-re-flekÂ´se-ah] exaggeration of reflexes, sometimes due to excessive activity of the sympathetic nervous system; see also autonomic dysreflexia. detrusor hyperreflexia the occurrence of unstable bladder contractions in the presence of known neurological disease; see also detrusor instability.
The common, less serious causes of muscle twitching include: 1  exercise. 2  stress and anxiety. 3  caffeine and other stimulants. 4  nutritional deficiencies. 5  smoking. 6  irritation of the eyelids or surface of your eye. 7  reaction to drugs, such as corticosteroids, stimulants, and estrogen.