Healthy pregnancy
Learning Center
Prescription drug abuse
Using a prescription medicine in a way not intended by the prescriber can lead to drug abuse. Learn about risk factors and treatment for drug misuse.
Restless legs syndrome
Uncomfortable sensations in your legs can interrupt your sleep — making you drag through your day. These therapies calm the restlessness and improve sleep.
Sun allergy
Learn more about the causes, symptoms and treatment of this itchy rash that is an allergic reaction to sunlight.
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.
Multiple endocrine neoplasia, type 2 (MEN 2)
Learn about this rare disorder that causes tumors and overproduction of hormones.
Vaginal fistula
Learn about this unusual opening that forms between the vagina and another organ.
Schwannomatosis
This rare conditions causes slow-growing tumors on nerves, including on the nerve in the ear that carries sound information to the brain.
End-stage renal disease
When kidneys no longer function well enough to meet a body's needs, treatment involves kidney dialysis or kidney transplant.
Endometriosis
Learn about endometriosis, including possible treatments for this condition that can cause pain and sometimes infertility.
Primary ovarian insufficiency
This condition, also called premature ovarian failure, happens in women under age 40. Hormone therapy can lessen symptoms.
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