Teen health
Learning Center
How you hear
Your ears enable you to gather and interpret sounds from the world around you.
Home birth: Know the pros and cons
Understand the possible risks and how to plan and prepare for a home birth.
Hemangioma
This red mark on a baby's skin looks like a rubbery bump or flat red mark and is made up of extra blood vessels in the skin. It generally goes away by age 10. Learn more about its causes and treatment.
Heart rate: What's normal?
A normal resting heart rate for adults ranges from 60 to 100 beats per minute. A heart rate above or below that may signal a problem.
Heart cancer: Is there such a thing?
Although heart tumors do occur, the vast majority of them are noncancerous (benign).
HER2-positive breast cancer: What is it?
HER2-positive breast cancer tends to be more aggressive than other types of breast cancer. Treatments that target HER2 are very effective.
Gallbladder polyps: Can they be cancerous?
The size of gallbladder polyps can be a useful predictor of whether they're cancerous.
Forgiveness: Letting go of grudges and bitterness
Forgiveness and letting go can lead to healing and peace.
Foot swelling during air travel: A concern?
Swelling of the leg or foot while flying is common and usually harmless.
Fingernails: Do's and don'ts for healthy nails
Find out the signs of a problem with your fingernails, plus tips for taking care of them.
Refine Your Search
Type
Gender
Age
- All
- 45 to 64 middle
- 19 to 44 younger
- 13 to 18 years teen
- 03 to 5 years preschool
- 65 to 80 older
- 02 months to 2 years infant/toddler
- 06 to 12 years elementary/preteen
- 00 birth to 01 month newborn
- 80 and over
- 06 to 10 years elementary
- 02 to 15 months infant
- 19 to 28 young adult
Focus
- All
- Definition
- Risk factor