Healthy diets
Learning Center
Toe walking in children
Walking on toes or the balls of the feet is fairly common in children who are learning to walk. Most children outgrow it.
Video: Allergy tests
What happens in an allergy test? Watch this video and find out.
Video: Colonoscopy
See what a doctor sees when you undergo an examination of your colon.
Video: Sentinel node biopsy for melanoma
Video shows sentinel node biopsy to determine whether melanoma has spread.
Video: Skin cancer — How skin cancer develops
Watch this video to see what melanoma and nonmelanoma skin cancers look like and how they develop.
Video: Endoscopy
An endoscopy allows your doctor to view your esophagus, stomach and part of the small intestine. Here's how it works.
Canola oil: Does it contain toxins?
Health concerns about canola oil abound on the internet but are unfounded.
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.
DASH diet: Tips for shopping and cooking
The DASH diet doesn't have to be boring or difficult. Follow these tips to make the DASH diet more accessible and enjoyable.
Video: Barium enema
See what to expect during an X-ray examination of your colon.
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