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Health & Science Reporter

Mary Kekatos

Mary Kekatos is on ABC News. Get Mart Kekatos's latest news stories and articles, connect with millions of users and join the conversation at ABC News.

Mary's Latest Work

PHOTO: GLP-1 weight loss drugs, including a zepbound KwikPen and wegovy injection, are photographed on a table at the Long Island Weight Loss Institute in Port Jefferson Station, N.Y., June 26, 2026.
Karsten Moran/For The Washington Post via Getty Images

Why some companies may not be offering coverage for GLP-1 weight loss drugs

PHOTO: Pharmacist Kenni Clark injects a patient with a booster dosage of the Moderna COVID-19 vaccine during a vaccination clinic at City of Lawrence's "The Center," Dec. 29, 2021, in Lawrence, Mass.
Charles Krupa/AP

What you need to know about updated COVID vaccines following FDA approval

PHOTO: A shelf of General Mills Lucky Charms cereal at a market in Homestead, Pa., Feb. 24, 2025.
Gene J. Puskar/AP Photo

General Mills says cereals including Lucky Charms, Trix now made without artificial colors

Measles literature seen at Kaiser's emergency department check-in at Redwood City, Calif., on Friday, Jan. 23, 2015.
San Francisco Chronicle/hearst N/San Francisco Chronicle via Gett

An infant is one of the 2 measles-associated deaths in Pennsylvania

PHOTO: The logo of the Food and Drug Administration (FDA) is seen on a sign outside the agency's White Oak campus in Silver Spring, Md., July 17, 2025.
Issam Ahmed/AFP via Getty Images

FDA approves breakthrough drug to treat advanced pancreatic cancer

PHOTO: The NFL logo is shown the field before the start of a preseason NFL football game between the Green Bay Packers and the Pittsburgh Steelers in Pittsburgh, Aug. 13, 2026.
Gene J. Puskar/AP Photo

Study suggests at least 1 in 4 former NFL players may have CTE

PHOTO: Doctor giving young girl injection in arm in an undated stock photo.
STOCK PHOTO/Getty Images

Vaccine exemption rate for kindergarteners reaches record high: CDC

PHOTO: Stock image of vibrio vulnificus bacterium in detailed microscopic view.
AGPhotography/Adobe Stock

What to know about 'flesh-eating' Vibrio vulnificus bacteria after infections reported in Florida, Louisiana

PHOTO: McKenna West, from Alaska, was carrying the child of a California couple. West has been the center of a surrogacy battle.
Courtesy McKenna West

Baby with a serious heart defect was born amid a legal battle between the surrogate and parents. What to know

PHOTO: The Whole Foods logo is displayed in front of a store, June 11, 2025, in San Rafael, Calif.
Justin Sullivan/Getty Images

Whole Foods recalls more products with jalapenos amid salmonella outbreak

PHOTO: A vial of MMR vaccine is prepared at a doctor's office, Sept. 12, 2025, in Coral Gables, Fla.
Joe Raedle/Getty Images

Why the MMR vaccine is given as one shot, and what separating it into more could mean

PHOTO: Cyclospora cayetanensis is a unicellular parasite that causes an intestinal infection called cyclosporiasis.
CDC

More than 24,000 cyclosporiasis infections reported as new cases appear to slow: CDC

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