Fitness basics
Learning Center
Aortic valve disease
Learn more about diseases that affect the valve between the heart's main pumping chamber and the body's main artery.
Anxiety disorders
Learn the symptoms of this mental health condition, and ways to manage worry and fear that interfere with your daily activities.
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.
Anorexia nervosa
Anorexia is an eating disorder characterized by an abnormally low body weight, intense fear of gaining weight and a distorted perception of body weight.
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.
Anal fissure
Learn what causes a tear in the anus and how to prevent or treat this often painful condition.
An appointment to exercise? You bet!
If you're having trouble finding time to exercise, pull out your planner. Schedule exercise as you would schedule an important meeting or appointment. Block off the time in your calendar, and stick to it. Setting aside time for a full workout is great, but shorter bursts of exercise count too.
Amputation and diabetes: How to protect your feet
Find out who's at risk and what you can do to protect your feet from diabetes complications.
Amenorrhea
Absence of menstruation (amenorrhea) may be linked to an underlying, treatable problem. Learn about amenorrhea causes and when to seek help.
Refine Your Search
Type
- All
- Disease (369)
- Article (89)
- Answer (68)
- TestProcedure (60)
- HealthTip (17)
- Video (13)
- Symptom (5)
- FirstAid (1)
Gender
Age
- All
- 19 to 44 younger
- 45 to 64 middle
- 13 to 18 years teen
- 06 to 12 years elementary/preteen
- 03 to 5 years preschool
- 02 months to 2 years infant/toddler
- 65 to 80 older
- 00 birth to 01 month newborn
- 80 and over
- 16 months to 2 years toddler
- 11 to 12 years preteen
- 29 to 40 middle
- 19 to 28 young adult
- 10 years
- 2 years
- 15 months
- 12 months