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, ...

We independently review everything we recommend. We may get paid to link out to retailer sites, and when you buy through our links, we may earn a commission. Learn more› By Ellen Lee Ellen Lee is a ...

Quality assurance (QA) testing is the process that ensures a premium quality product for customers. QA is merely the strategy used to avoid any software product or service problems and to make sure ...

Associate Director, Schaeffer Center for Health Policy and Economics and Assistant Professor of Pharmaceutical and Health Economics, University of Southern California Darius Lakdawalla owns shares in ...

Some of the tests look for missing snippets of chromosomes. For every 15 times they correctly find a problem ... … they are wrong 85 times By Sarah Kliff and Aatish ...

The days (or weeks or months) of wondering if you are pregnant can feel like some of the longest of your life. There are a lot of emotions that come with anticipating pregnancy, and with good reason — ...