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Angiotensin-converting enzyme (ACE) inhibitors
Learn how these medicines help you manage high blood pressure and improve your heart health.
Angiotensin II receptor blockers
Learn how these medicines help lower blood pressure and what other health conditions they can treat.
Angina treatment: Stents, drugs, lifestyle changes — What's best?
Confused about which angina treatment — stents, medicine or lifestyle changes — to choose? Find out more.
Anger management: 10 tips to tame your temper
Want to get your anger under control? Start by considering these 10 anger management tips.
Angelman syndrome
Learn about this genetic disorder that causes developmental delays, problems with speech and other symptoms.
Anaphylaxis: First aid
How to administer first aid for anaphylaxis.
Anaphylaxis
Anaphylaxis, a severe allergic reaction, is an emergency. Learn who's at risk, what to watch for and what to do when it occurs.
Amniocentesis
Find out about this prenatal test that checks the fluid surrounding the baby during pregnancy.
Amenorrhea
Absence of menstruation (amenorrhea) may be linked to an underlying, treatable problem. Learn about amenorrhea causes and when to seek help.
Ambien: Is dependence a concern?
Zolpidem (Ambien) for insomnia is generally safe in the short term, but some people who take it may behave dangerously, such as driving while not awake.
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