We spend decades worrying about our cholesterol, tracking our daily steps, and swallowing expensive multivitamins. But what if one of the greatest predictors of a long, healthy life requires ...

Wait at least nine days after unprotected sex to take a pregnancy test. The best time to take a pregnancy test is the first day after a missed period. You should wait 21 days after unprotected sex if ...

We all wonder how many healthy, active years we genuinely have left ahead of us. Instead of waiting around for complicated blood work or expensive medical scans, doctors are increasingly looking at ...

An IgE blood test measures antibodies to help diagnose allergies. High levels of IgE antibodies can mean you have an allergy to something. Your healthcare provide may do additional testing to ...