Staying healthy
Learning Center
Childhood vaccines: Tough questions, straight answers
When it comes to childhood vaccines, misinformation is common. Get the facts about vaccine safety from health experts.
Nutrition for kids: Guidelines for a healthy diet
See the current children's nutrition recommendations for protein, carbohydrates, more.
X-linked agammaglobulinemia
This genetic disease weakens the immune system, mainly in males, and leads to having infections often.
Coronavirus disease 2019 (COVID-19)
Coronavirus disease 2019 (COVID-19) is an illness caused by the virus SARS-CoV-2. Learn more about the symptoms, risks and ways to protect yourself.
Treating COVID-19 at home: Care tips for you and others
COVID-19 can sometimes be treated at home. Understand emergency symptoms to watch for, how to protect others if you're ill, how to protect yourself while caring for a sick loved one and other coping tips.
Unusual COVID-19 symptoms: What are they?
Find out about the unusual symptoms of coronavirus disease 2019 (COVID-19), including COVID toes, nausea, and loss of smell or taste.
COVID-19 diagnostic testing
Find out how COVID-19 diagnostic testing is done to learn if you're currently infected with SARS-CoV-2, the virus that causes coronavirus disease 2019.
Video: Mammogram for breast cancer — What to expect
Watch video to see what it's like to have a mammogram, or breast cancer detection exam.
Sun damage
See photos of common skin conditions that are caused by too much time in the sun.
Runny nose
Learn more about how to treat this common symptom and when to see a health care provider.
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