Muscle Twitching
Most people experiencing fasciculations have high health-related anxiety since this symptoms are not often attributable to a particular disease and one can't find a particular cause of it. At this modern age, information is just one click away and what people tend to do when they experience muscle twitching is that they Google it right away and see that particular causes of it. The next thing that people would do is diagnose their self based on the other symptoms they are experiencing and relate it to the diseases and disorders that they have read. The last thing we know is that we would have sleepless nights, night sweats, panic attacks etc. all of which are due to severe anxiety.
One important thing we should remember is that medical experts are still the best people to conclude our conditions and laboratory tests and procedures are the best evidence to prove what we were otherwise thinking.
Anxiety must be properly dealt with and medications are necessary for those who have severe ones. Consult your doctor for the correct medication for anxiety. Remember that anxiety may be the cause or even aggravating the symptoms you are experiencing including muscle twitching.