Fitness basics
Learning Center
Acne
Learn more about this common skin condition, including causes, treatments and simple skin care steps you can do at home to help control it.
Autoimmune pancreatitis
Autoimmune pancreatitis is a relatively uncommon disease of the pancreas that may be mistaken for pancreatic cancer.
Balance exercises
These exercises can improve balance and help prevent falls. See how they're done.
Brain AVM (arteriovenous malformation)
Tangled blood vessels in the brain affect typical blood flow in this rare condition. Learn more.
Concussion
This brain injury can cause headaches, dizziness, trouble concentrating and other symptoms that often improve within days to weeks.
Exercise and chronic disease: Get the facts
Find out about the benefits of working out with a long-lasting disease and how to exercise safely.
Exercise and illness: Work out with a cold?
Play it smart. Ease up on exercise if you have a cold.
Exercise: 7 benefits of regular physical activity
Improve your heart health, mood, stamina and more with regular physical activity.
Fitness program: 5 steps to get started
Starting a fitness program is easier than you might think. Follow these five steps.
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.
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