Tween and teen health
Learning Center
Bacterial vaginosis
Learn about symptoms, treatments and prevention of this common vaginal condition.
Seborrheic dermatitis
Find out what you can do to treat this flaky skin condition that can cause scaly skin and stubborn, itchy dandruff.
Autoimmune pancreatitis
Autoimmune pancreatitis is a relatively uncommon disease of the pancreas that may be mistaken for pancreatic cancer.
Invasive lobular carcinoma
Breast cancer that begins in the milk-producing glands of the breast is uncommon. Learn what sets lobular carcinoma apart from other breast cancer types.
Keratoconus
When your cornea bulges outward, it can cause blurry vision and make your eyes sensitive to light. Find out about symptoms, causes and treatment for this eye condition.
Narcolepsy
Learn more about this sleep disorder that causes periods of involuntary sleep, sleep paralysis and early rapid eye movement (REM) sleep.
Chickenpox
Learn more about preventing this once-common childhood illness. Also, find out how to recognize and manage it.
Breast cysts
A firm, round lump in breast tissue could be a fluid-filled cyst. Typically not cancerous, breast cysts often need no treatment.
COPD
This chronic inflammatory lung disease causes obstructed airflow from the lungs, resulting in breathing difficulty, cough, mucus production and wheezing.
Fibroadenoma
Learn about this common breast lump. It is not cancer. Unless you have symptoms that bother you, treatment might not be needed.
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