Aerobic exercise
Learning Center
Video: Smoking — Anatomy of nicotine addiction
This animation illustrates how smoking changes your brain, causing nicotine addiction.
Video: What happens during obstructive sleep apnea?
Sleep apnea — Watch this video to see how snoring and obstructive sleep apnea occur.
Vitamin B-12 and depression: Are they related?
Low levels of vitamin B-12 and other B vitamins may be linked to depression, but more research is needed.
Vitamin D deficiency
What are the risks of too little vitamin D?
Vitamin D deficiency: Can it cause high blood pressure?
Too little vitamin D is bad for the bones, but what about the heart? Learn how a low vitamin D level may affect blood pressure.
Vitamin D toxicity: What if you get too much?
Understand the risks of too much vitamin D, including a toxic reaction.
Walking: Make it count with activity trackers
If walking is your main form of physical activity, see how activity trackers can help you set and achieve your fitness goals.
Walking: Trim your waistline, improve your health
Walking can be an ideal low-impact exercise. Get the most from your walking routine.
White stool: Should I be concerned?
White stool may mean a serious liver problem. Learn about causes.
Whole-body vibration: An effective workout?
Whole-body vibration — Don't give up regular exercise and a healthy diet.
Refine Your Search
Type
Gender
Age
- All
- 45 to 64 middle
- 19 to 44 younger
- 65 to 80 older
- 80 and over
- 13 to 18 years teen
- 03 to 5 years preschool
- 06 to 12 years elementary/preteen
- 02 months to 2 years infant/toddler
- 00 birth to 01 month newborn
- 15 months
- 12 months
- 29 to 40 middle
- 16 months to 2 years toddler
- 9 months
- 6 months
Focus
- All
- Causal Risk Factor
- Clinical Treatment
- Complication
- Home Treatment
- Symptom (reportable)
- Prevention
- Test
- Risk factor
- Definition