Fitness basics
Learning Center
Anal pain
Anal pain: Symptom — Overview covers definition, possible causes of this common symptom.
Exercise and illness: Work out with a cold?
Play it smart. Ease up on exercise if you have a cold.
Fitness program: 5 steps to get started
Starting a fitness program is easier than you might think. Follow these five steps.
Heartburn or heart attack: When to worry
Chest pain? Learn the potentially lifesaving difference between heartburn and a heart attack.
Sickle cell anemia
Learn about the symptoms, causes and treatment of this inherited blood disorder that, in the United States, is more common among Black people.
Cardiac asthma: What causes it?
Wheezing isn't always due to true asthma. Sometimes it's a sign of heart failure. Know the difference.
Abdominal pain
Everyone experiences abdominal pain from time to time. Find out when it might be cause for concern.
Painful urination (dysuria)
Learn about possible causes for pain, burning or other trouble while peeing and when to get medical help.
Kidney pain
Find out how this type of pain may feel and what health problems can cause it.
Teens and social media use: What's the impact?
Find out how to help limit the negative impact of these popular apps on your teenager.
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