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.hen a nerve is stimulated or damaged, it may cause your muscle fibers to twitch. Many twitches experienced in your body are common and may go unnoticed. However, other types of twitching may be a sign of a nervous system condition and should be checked out by your doctor.