Learn how vitamin D affects bone health and other health conditions, and discover the possible side effects of taking too much of this supplement.
Learn more about the preparation for and results of this common diabetes blood test.
Ready to commit to fitness? For the best results, choose a program based on your abilities, goals and preferences.
Learn how COVID-19 antibody testing is done to find out if you've had a past infection with SARS-CoV-2, the virus that causes coronavirus disease 2019.
These usually get better on their own, but sometimes medicine is needed. Find out more about how doctors diagnose and treat this common ear condition.
When should you be tested for HIV? Learn what options are available.
Thinking of getting your tubes tied? Tubal ligation is a permanent form of contraception. Know the risks and what to expect.
Learn more about a healthy-eating plan that can help you control your blood sugar. Learn meal-planning methods and what foods to choose. Includes sample menu.
Learn about this cancer that forms in the blood and bone marrow.
Noonan syndrome is a genetic disorder that may cause unusual facial features, short stature, heart defects, eye conditions and other health problems.