Diet pills, supplements and surgery
Learning Center
Calcium supplements: A risk factor for heart attack?
Learn about the possible link between calcium supplements and heart attacks.
COVID-19 variants: What's the concern?
The virus that causes COVID-19 has changed over time, which has affected prevention, diagnosis and treatment of COVID-19.
COVID-19 infections by race: What's behind the health disparities?
Understand how underlying health problems, the places where people live and work, and racism can affect who becomes severely ill with COVID-19.
COVID-19 drugs: Are there any that work?
Medicine can help people who are at risk of, diagnosed with, or have symptoms of COVID-19.
CBD: Safe and effective?
Interested in using CBD? Here's what you need to know about the risks and benefits of using this drug.
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.
Axona: Medical food to treat Alzheimer's
Axona — Can a supplement treat Alzheimer's disease?
Arcus senilis: A sign of high cholesterol?
With this condition, older adults develop a gray arc around the cornea of the eyes.
Apple cider vinegar for weight loss
Proponents tout apple cider vinegar as a weight-loss aid, but there's little proof that it works.
Alzheimer's: Can a Mediterranean diet lower my risk?
Alzheimer's — Learn about the benefits of the Mediterranean diet.
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