Core exercises
Learning Center
Video: How to choose a fitness ball
A fitness ball is versatile, but it's not one-size-fits-all. See your options.
Video: HSG test for female infertility
Video animation shows the HSG test — an X-ray study to identify causes of female infertility.
Video: Fitness ball bridge with heel dig
Comfortable with the fitness ball bridge? See how to add a heel dig.
Video: Endoscopy
An endoscopy allows your doctor to view your esophagus, stomach and part of the small intestine. Here's how it works.
Video: Colonoscopy
See what a doctor sees when you undergo an examination of your colon.
Video: Bridge with fitness ball
You can do many core exercises with a fitness ball. See the bridge.
Video: Barium enema
See what to expect during an X-ray examination of your colon.
Video: Allergy tests
What happens in an allergy test? Watch this video and find out.
Video: Abdominal crunch with fitness ball
You can do many core exercises with a fitness ball. See the abdominal crunch.
Video: Abdominal ball raise with fitness ball
You can do many exercises with a fitness ball. See the abdominal ball raise.
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