Diet pills, supplements and surgery
Learning Center
Alli weight-loss pill: Does it work?
Alli is an over-the-counter weight-loss pill that keeps your body from absorbing all of the fat in food. Learn about the drug's benefits and side effects.
Apple cider vinegar for weight loss
Proponents tout apple cider vinegar as a weight-loss aid, but there's little proof that it works.
Brain AVM (arteriovenous malformation)
Tangled blood vessels in the brain affect typical blood flow in this rare condition. Learn more.
Dietary supplements for weight loss
Do dietary supplements help with weight loss? Are they safe? Get the facts.
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.
Phentermine for weight loss
This prescription medicine can help with weight loss when combined with a healthy diet and exercise.
Prescription weight-loss drugs
Thinking about weight-loss drugs? Find out if one of them could help you.
Protein shakes: Good for weight loss?
Protein shakes aren't a magic bullet for weight loss. Here's why.
Trichotillomania (hair-pulling disorder)
In this mental health condition, people can't resist urges to pull out hair from their body. They do this often. Therapy may help reduce or stop urges.