Diet plans
Learning Center
Low-carb diet: Can it help you lose weight?
Find out about low-carb diets, from what's off-limits to potential health benefits.
Weight loss: Choosing a diet that's right for you
Weight loss is your goal, but which diet will help you get there? Get the skinny on evaluating diet plans.
South Beach Diet
Weighing your weight-loss options? The South Beach Diet emphasizes lower carbs, more proteins and healthy fats to lose pounds.
HCG diet: Is it safe and effective?
Learn about the risks of this dangerous diet.
Coffee calories: Sabotaging your weight loss?
Plain coffee has only a few calories. But the calories jump up when adding extras.
Puberty blockers for transgender and gender-diverse youth
Understand how puberty blockers work to suppress puberty. Learn about their benefits, side effects and long-term effects.
Stress fractures
Stress fractures are tiny cracks in bones often caused by overuse or osteoporosis. Learn how to prevent and treat them.
Autoimmune pancreatitis
Autoimmune pancreatitis is a relatively uncommon disease of the pancreas that may be mistaken for pancreatic cancer.
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.
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