Erectile dysfunction affects over 40% of men over 40, yet our understanding of the condition remains limited. Research on this issue has mostly relied on real organs, making it difficult to study the ...
People with AIDS also have HIV, as HIV is the first stage of AIDS. Learn about the differences, how the conditions overlap, ...
A test for fecal occult blood looks for blood in your poop ... For some tests, you put a special pad or tissue from the kit into the toilet and tell your doctor if it changes color.