CD4 counts show how strong your immune system is; lower counts mean a weaker immune response. The CD4 percentage shows what part of your white blood cells are CD4 cells and helps check how strong your ...

Living with HIV means becoming fluent in a language of numbers that might seem confusing at first but actually hold the key to your health and future. Two numbers in particular – your viral load and ...

A panelist discusses how CD4 counts serve as measures of immune system status that typically increase by about 200 in the first year of antiretroviral therapy. Although there can be laboratory ...