Muscle pain on arms and legs anxiety sharp pain on the side of my neck feeling exhausted all the time skin feels very sensitive?

See doc: See your doctor then they may send you to a specialist to find out the cause.

Axiety: Sounds like you're suffering from anxiety caused by severe stress. When you are very anxious, your muscles tighten and you expend a lot of energy. Hence, you have muscle pains and fatigue. See a psychiatrist or psychologist and perhaps a message therapist and a teacher of meditation.