More persistent or severe symptoms may not appear for 10 years or more after HIV first enters the body in adults, or within 2 years in children born with HIV infection. This period of asymptomatic (without symptoms) infection varies greatly in each individual.
The muscle contractions you feel is muscle fasciculation or muscle twitch. Twitching is caused by minor muscle contractions in one particular area, or the persistent and uncontrolled twitching of a muscle group in a distribution of a single nerve fiber or filament.he muscle contractions you feel is muscle fasciculation or muscle twitch. Twitching is caused by minor muscle contractions in one particular area, or the persistent and uncontrolled twitching of a muscle group in a distribution of a single nerve fiber or filament.
Muscle spasms, cramps or twitches are involuntary and sometimes painful movements or contractions of the muscles within the body. They can occur if a muscle is overused, such as during exercise, and if you are dehydrated. Low levels of potassium and calcium can also cause muscle spasms. Muscle spasms can also result from alcoholism, hypothyroidism, kidney failure and certain drugs and medications, including caffeine. Muscle spasms and cramps can usually be relieved by stretching your muscle and increasing your fluid intake.