Diet pills, supplements and surgery
Learning Center
3 key changes in the new Nutrition Facts label
The Nutrition Facts label gets an update for the first time in 25 years. Maybe it's time to update your food choices too?
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.
Ankylosing spondylitis
Learn about this inflammatory disease that can cause some of the vertebrae in the spine to fuse over time.
Apple cider vinegar for weight loss
Proponents tout apple cider vinegar as a weight-loss aid, but there's little proof that it works.
Bitter orange weight-loss supplements: Do they work?
Bitter orange is in some weight-loss supplements. It acts like a stimulant, which sounds promising but has risks.
Blood donation
Find out what to expect during blood donation and how your blood will be used to help others.
Dietary supplements for weight loss
Do dietary supplements deliver on weight-loss claims? Are they safe? Get the facts.
Different types of COVID-19 vaccines: How they work
Find out how different COVID-19 vaccines cause your body to create antibodies that will fight the COVID-19 virus.
Do cortisol blockers aid weight loss?
Cortisol blockers claim to help with weight loss, but do they deliver? The evidence is slim at best.
Feminizing surgery
Find out how feminizing surgical procedures can help better align the body with a person's gender identity.
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