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Dr. Tiffany Best

Dr. Tiffany Best is on ABC News. Get Dr. Tiffany Best's latest news stories and articles, connect with millions of users and join the conversation at ABC News.

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PHOTO: Age progression graphic.

What's biological age? How diet impacts aging, according to experts

PHOTO: View of wooden spoon with crystalline erythritol, a sugar substitute.
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Artificial sweetener erythritol could elevate heart disease risk, preliminary research suggests

PHOTO: Stock photo of a pregnant woman visiting a doctor.
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The best and worst states for women's health, according to a new report

PHOTO: A women holds a tampon in this undated stock photo.
STOCK PHOTO/Getty Images

New study raises questions about tampon safety for women

PHOTO: People drink at bar in undated stock photo.
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2.6 million people died from alcohol in 2019, new WHO report shows

PHOTO: Stock photo
Izusek/Getty Images

GMA exclusive: Dr. Jennifer Ashton discusses American Heart Association call to close gender gaps in heart health

PHOTO: Sunscreen is seen in a store in Hawaii on Nov. 12, 2016.
Michael Siluk/Education Images/Universal Images Group via Getty Images, FILE

Doctors say sunscreen protects skin despite influencers pushing misinformation

PHOTO: A mother helping her son to wear a life jacket before playing in swimming pool.
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Pediatrician shares water safety mistakes to avoid amid rise in drownings

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Adene Sanchez/Getty Images

High blood pressure during pregnancy has doubled, but only 60% are treated, study finds

PHOTO: Mackenzee Thompson and others from Match Day at Cain’s Ballroom in Tulsa, Okla., on Friday, March 15, 2024.
OSU Center for Health Sciences

1st tribally affiliated medical school in US graduates inaugural class of doctors