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: Plank with fitness ball
You can do many core exercises with a fitness ball. See the plank.
Video: Reverse crunch with fitness ball
You can do many core exercises with a fitness ball. See the reverse crunch.
Video: Side exercise with fitness ball
You can do many core exercises with a fitness ball. See a side exercise.
Video: Squat and reach with fitness ball
You can do many exercises with a fitness ball. See the squat and reach.
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Wet macular degeneration
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Opioids are a broad group of medicines used to relieve pain. Although these medicines are effective, they can lead to addiction. Take them only as directed.
What are superbugs and how can I protect myself from infection?
Some bacteria and other germs are resistant to most types of antibiotics and medications that treat them. Find out the risks and how to prevent infections.
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