HIV is a virus that predominantly targets CD4-positive (CD4+) T-helper cells, which are white blood cells, in the immune system of the body.



These cells sometimes referred to as CD4 cells, T-helper cells, or T4 cells, play a critical role in identifying pathogens that enter the body and in setting up an immune response to fight them. If HIV is not treated, it invades and kills CD4 cells, lowering the immune system's ability to combat infections and diseases.



If their CD4… Continue