Pregnancy symptoms
Learning Center
Teen depression
This serious mental health problem affects how your teenager thinks, feels and behaves, and can cause emotional, functional and physical problems.
Childhood schizophrenia
This severe mental disorder in children involves hallucinations, delusions, and disordered thinking and behavior that can impair the ability to function.
Airplane ear
That fullness in your ear when on an airplane that's climbing or descending results from uneven air pressure between your middle ear and the environment.
Child abuse
Child abuse includes physical, sexual, emotional and medical abuse, as well as neglect. Learn about signs, risk factors, how to get help and prevention.
Teen suicide: What parents need to know
Understand what makes teens prone to suicide, and learn what you can do to prevent it.
Teen drug abuse: Help your teen avoid drugs
Want to prevent teen drug abuse? Understand how to talk to your teen about the consequences of using drugs.
Respiratory syncytial virus (RSV)
This common illness affects the lungs. It can seem like a cold, but may be severe, especially in children. Know the symptoms and treatment.
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.
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.
HPV infection
This common viral infection often gets better on its own, but when it doesn't, it may cause a variety of warts and can even lead to some cancers.
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