A milliliter of blood contains about 15 individual drops. For a person with human immunodeficiency virus (HIV), each drop of blood could contain anywhere from fewer than 20 copies of the virus to more ...

A study finds promising results on a new HIV prevention drug that's injected just twice a year. In the meantime, here's everything to know about HIV testing. Jessica was a writer on the Wellness team, ...

Receiving a non-reactive HIV test result brings immense relief for most people, but understanding what this outcome truly means requires more than a simple celebration. While a negative result ...

UNIVERSITY PARK, Pa. — A milliliter of blood contains about 15 individual drops. For a person with human immunodeficiency virus (HIV), each drop of blood could contain anywhere from fewer than 20 ...