Nutrition basics
Learning Center
Video: Heart and circulatory system
Watch this video to see how a healthy heart works.
Video: Rotator cuff damage
See how your rotator cuff can become damaged.
Slide show: How your brain works
Which part of your brain does what? Take a tour with this slide show.
Clinical depression: What does that mean?
The term "clinical depression" means severe, persistent depression. It's also called major depression or major depressive disorder.
Reactive hypoglycemia: What can I do?
Reactive hypoglycemia is low blood sugar that happens after eating.
Cigar smoking: Safer than cigarette smoking?
Despite what you might think, cigars aren't that different from cigarettes. Like cigarettes, cigars contain nicotine, tobacco and cancer-causing chemicals.
White coat hypertension: When blood pressure rises in a medical setting
Blood pressure that measures high during a health checkup could be a risk factor for high blood pressure. Find out more.
Diet soda: How much is too much?
Diet soda may help you cut calories, but other low-calorie options abound.
Caffeine: Is it dehydrating or not?
Caffeinated drinks usually won't dehydrate you, but water is still your best option.
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.
Refine Your Search
Type
Gender
Age
- All
- 45 to 64 middle (125)
- 19 to 44 younger (122)
- 65 to 80 older (12)
- 13 to 18 years teen (8)
- 06 to 12 years elementary/preteen (8)
- 03 to 5 years preschool (7)
- 80 and over (5)
- 02 months to 2 years infant/toddler (5)
- 00 birth to 01 month newborn (1)
- 19 to 28 young adult (1)
Focus
- All
- Definition
- Home Treatment
- Prevention
- Risk factor