Fitness basics
Learning Center
Antidepressants: Safe during pregnancy?
Medicines often are important for treating depression while pregnant. Weigh the risks and benefits with your health care team.
Antidepressants for children and teens
Antidepressants are often effective in treating depression and anxiety in children and teenagers, but there are some risks. Learn more.
Antibiotics and pregnancy: What's safe?
Learn about common types of antibiotics used during pregnancy and their safety.
Anterior vaginal prolapse (cystocele)
Anterior prolapse happens when the pelvic floor muscles weaken and the bladder pushes into the top front part of your vagina. Learn how it's treated.
Anorgasmia in women
Anorgasmia is regular difficulty having an orgasm after plenty of sexual stimulation. It affects many women, causing distress.
Ankle swelling during pregnancy: What helps?
Try these tips to prevent and treat swelling of the ankles during pregnancy.
Angelman syndrome
Learn about this genetic disorder that causes developmental delays, problems with speech and other symptoms.
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.
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