Strength training
Learning Center
Video: Bent-over row with resistance tubing
The bent-over row targets the back of the shoulder. See how it's done.
Video: Bent-over row with dumbbell
The bent-over row targets the back of the shoulder. See how it's done.
Video: Barium enema
See what to expect during an X-ray examination of your colon.
Video: Ankle sprain
How do you get an ankle sprain? Watch this video and find out.
Video: An asthma attack
What happens to your airways during an asthma attack?
Video: Alzheimer's drug shows early promise
A new drug that's being studied in clinical trials may help slow the progression of Alzheimer's disease.
Video: Allergy tests
What happens in an allergy test? Watch this video and find out.
Video: Allergy or irritant: The truth about your rash
Learning whether your rash is caused by irritant contact dermatitis or allergen contact dermatitis may help to prevent another one.
Video: Abdominal crunch with fitness ball
You can do many core exercises with a fitness ball. See the abdominal crunch.
Video: Abdominal crunch
The abdominal crunch is a classic core-strength exercise. See how it's done.
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