The presence of HIV RNA indicates that the virus is replicating. Changes in viral load may be used to gauge drug effectiveness and disease progression. Contrast with virustatic. Various families of viruses which infect humans, animals, plants and bacteria. Contrast with virucide.
Vitamins are crucial for many bodily functions including a healthy immune response.
Excess vitamin A may be toxic to the liver. The vitamin is synthesized from beta carotene within the body. Deficiency results in poor healing, easy bruising and anemia. Vitamin D is manufactured within the skin when exposed to sunlight. Deficiency is uncommon, and may result in weak bones and kidney stones.