Healthy relationships
Learning Center
Video: Smoking — Anatomy of nicotine addiction
This animation illustrates how smoking changes your brain, causing nicotine addiction.
Frontal fibrosing alopecia
This type of receding hairline, which primarily affects older women, is treatable. The earlier you talk with your doctor about it, the better your chance of preventing permanent baldness.
Male hypogonadism
This condition affects the ability of men's bodies to produce enough testosterone or enough sperm or both.
Spermatocele
Learn more about this noncancerous testicular disorder that may require surgery if it's causing discomfort. But, the condition often needs no treatment.
Narrow stools: Should I be concerned?
Narrow stools may be a sign of narrowing or obstruction of the colon.
Acute bronchitis: Is it contagious?
Most cases of acute bronchitis are caused by viruses and are contagious. Learn ways to reduce your risk of catching viruses that can cause bronchitis.
Blood pressure readings: Why higher at home?
Blood pressure that consistently measures higher outside a medical office is called masked hypertension.
Foamy urine: What does it mean?
Persistently foamy urine can be a sign of protein in your urine (proteinuria) and could be an indicator of kidney disease.
Acid reflux and GERD: The same thing?
Acid reflux and GERD are closely related, but the terms aren't necessarily interchangeable.
Nighttime headaches: How can I get relief?
"Alarm clock" (hypnic) headaches wake people up. But other nighttime headaches also can disrupt sleep. Relief begins with determining the cause.
Refine Your Search
Type
Gender
Age
- All
- 45 to 64 middle
- 19 to 44 younger
- 65 to 80 older
- 13 to 18 years teen
- 80 and over
- 06 to 12 years elementary/preteen
- 03 to 5 years preschool
- 19 to 28 young adult
- 02 months to 2 years infant/toddler
- 00 birth to 01 month newborn
- 29 to 40 middle