Fitness basics
Learning Center
Intermittent fasting: What are the benefits?
Intermittent fasting isn't new, but it's gaining followers. What's the appeal?
Testicular torsion
Sudden, severe pain in the scrotum could be testicular torsion. Learn about symptoms and treatment for this health emergency.
Don't get tricked by these 3 heart-health myths
The food you eat can play a major role in your risk of heart disease. Here's what you need to know to avoid popular misconceptions.
Video: How to measure blood pressure using a manual monitor
Watch this video to learn how to measure blood pressure using a manual monitor.
Video: How to measure blood pressure using an automatic monitor
Watch this video to learn how to measure blood pressure using an automatic monitor.
Slide show: Joint protection for people with hand arthritis
Joint protection — photos showing joint protection techniques to avoid hand arthritis pain.
Sleep apnea and caffeine: Any connection?
Caffeine doesn't seem to cause or aggravate obstructive sleep apnea.
Kids and exercise: How much activity do they need?
You know your kids should exercise, but how much? Find out and get ideas for helping children and adolescents be more physically active.
DASH diet: Tips for dining out
You can eat out and follow the DASH diet. Use these tips to make healthier choices when you dine out.
Croup
This upper airway infection makes it harder to breathe and causes a barking cough. It involves swelling around the voice box, windpipe and bronchial tubes.
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