Aerobic exercise
Learning Center
Hyperinflated lungs: What does it mean?
If you can’t breathe out well, as in COPD, air may get trapped inside your lungs. As you breathe in more air over time, your lungs get too big and stiff.
Constipation
Learn how to prevent and treat infrequent or painful passing of stool.
Erectile dysfunction
Understand what can cause the inability to get and keep an erection firm enough for sex and the possible treatment options.
Stress incontinence
Movement such as coughing, laughing and running can cause urine to leak for people with this condition. Learn about treatments and self-care.
Ductal carcinoma in situ (DCIS)
Noninvasive breast cancer often has no signs or symptoms. Find out how doctors diagnose DCIS and learn about treatment, including mastectomy and lumpectomy.
HPV vaccine: Who needs it, how it works
Learn about how the HPV vaccine works, who needs it and what side effects to expect.
Ampullary cancer
Learn more about the causes, diagnosis and treatments for cancer of the ampulla of Vater.
How to take your pulse
Learn two ways to take an accurate pulse, or heart rate.
Video: How to use a single-dose dry powder inhaler
Watch these step-by-step instructions for using a single-dose dry powder inhaler.
How your brain works
Which part of your brain does what? Take a tour.
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