Fitness basics
Learning Center
Mammogram
Learn what to expect during a breast X-ray exam. Find out about the benefits of mammograms for breast cancer screening, as well as potential risks.
Mammary duct ectasia
Mammary duct ectasia is a noncancerous breast condition that affects the milk ducts. Learn the signs and symptoms and when treatment might be needed.
Lung volume reduction surgery
Lung volume reduction surgery helps some people with severe emphysema breathe easier. Diseased lung tissue is removed so the remaining tissue works better.
How fit are you? See how you measure up
Find your fitness level with these simple fitness tests.
Hip replacement
Hip replacement may be an option if your hip pain interferes with daily activities and nonsurgical treatments haven't helped.
Heart rate: What's normal?
A normal resting heart rate for adults ranges from 60 to 100 beats per minute. A heart rate above or below that may signal a problem.
Gastrointestinal stromal tumor (GIST)
Learn about this type of cancer that usually happens in the stomach or small intestine. Treatments often include surgery and targeted therapy.
Fitness training: Elements of a well-rounded routine
Is your fitness training program complete? Here's help to make sure you have all the basics in your program.
Fitness program: 5 steps to get started
Starting a fitness program is easier than you might think. Follow these five steps.
Facial fillers for wrinkles
Find out more about facial injections, also called soft tissue fillers, that can temporarily smooth wrinkles.
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