Consumer health basics
Learning Center
Flu shots for kids: Does my child need a flu shot?
Know the latest recommendations for children's flu vaccines.
High cholesterol in children: How is it treated?
High cholesterol in children can lead to narrowed and hardened arteries, increasing the risk of heart disease later in life.
Hodgkin's vs. non-Hodgkin's lymphoma: What's the difference?
Learn how types of lymphomas are determined using lab tests to examine cancer cells.
How do COVID-19 antibody tests differ from diagnostic tests?
Antibody testing shows whether you've had the COVID-19 virus in the past. It's not the same as testing to see whether you have the virus now.
How to treat a piercing site infection
Learn what you can do at home if your ear new piercing becomes infected.
Is a home sperm test useful?
Using a home sperm test to check your fertility may not provide a clear answer.
Latent autoimmune diabetes in adults (LADA): What is it?
Latent autoimmune diabetes in adults (LADA) is a slow-developing form of diabetes.
MRI: Is gadolinium safe for people with kidney problems?
Older gadolinium contrast agents used with MRI posed a risk for people with severe kidney failure. Newer versions are much safer.
Measles vaccine: Can I get the measles if I've already been vaccinated?
Is it possible to get measles from someone else if you've been vaccinated?
Mononucleosis: Can it recur?
Mono can return in some rare cases. Learn why that happens.
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