Fitness basics
Learning Center
Video: HSG test for female infertility
Video animation shows the HSG test — an X-ray study to identify causes of female infertility.
Placenta: How it works, what's normal
Understand how this pregnancy organ works and what conditions can affect it.
COVID-19 drugs: Are there any that work?
Medicine can help people who are at risk of, diagnosed with, or have symptoms of COVID-19.
Thin skin? Added protection helps
Fragile or thin skin is a fairly common problem, especially in older adults.
Coughing more after quitting smoking: What's the deal?
If you cough more than usual after you give up cigarettes, find out what it might mean and when to call the doctor.
Heart rate: What's normal?
A normal resting heart rate for adults ranges from 60 to 100 beats per minute. A heart rate above or below that may signal a problem.
High-dose flu vaccines: How are they different from other flu vaccines?
High-dose flu vaccines are flu vaccines for older people.
Pregnancy acne: What's the best treatment?
Learn about self-care and safe medications to treat acne during pregnancy.
Dry macular degeneration
Blurred or reduced central vision could be a sign of macular degeneration. Find out about symptoms and treatment for this common eye disorder.
Triple X syndrome
Females with this genetic disorder have three X chromosomes instead of two. Symptoms can be mild or include developmental delays and learning disabilities.
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