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.
Some examples of muscle spasms youâve probably experienced at some point include menstrual cramps, diarrhea and lower back pain. One of the most common and agonizing types of muscle spasms is the charley horse, which causes cramping in the calf muscles so bad that it can wake you right up out of sleep. Other types can kick in when you stand up, get out of bed in the morning or just after exercising.