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.
It's not known exactly what causes the twitches, but they appear to be associated (although by no means invariably) with (a) anxiety and (b) some faint stimulus, such as a noise. The twitches have been induced in test subjects who were instructed to push a button whenever they heard a low tone. When, as usually happened, the subjects nodded off after a while â you know how exciting psychology experiments are â the tone would often cause a subject to twitch after a lag of a few seconds.