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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: Stock photo of a patient in the hospital.
Luis Alvarez/STOCK PHOTO/Getty Images

Severe COVID-19 linked to reactivation of some dormant viruses: Study

PHOTO: Stock photo of jalapeno peppers.
Daniel Vincek/Adobe Stock

Taylor Farms pulls jalapeno products sold at grocery stores

PHOTO: Lettuce is stocked in the produce section at a grocery store chain in Minneapolis, July 31, 2026.
Ellen Schmidt/AP Photo

Michigan health officials say people can resume regular lettuce-eating habits as new cases of cyclosporiasis slow

PHOTO: Stock photo of a European brown hare exhibiting extreme lethargy and reduced flight response, a key clinical symptom of the dangerous zoonotic disease Tularemia, Rabbit Fever.
Alexander Laengauer/Adobe Stock

4th case of 'rabbit fever' reported in New York. Here's what to know

PHOTO: In this Dec. 15, 2020, file photo, the Moderna, Inc. headquarters is shown in Cambridge, Mass.
Elise Amendola/AP, FILE

FDA approves Moderna's mRNA seasonal flu vaccine

PHOTO: The director of the National Reference Centre for Invasive Fungus Infections, Oliver Kurzai, holds a petri dish holding the yeast candida auris in a laboratory of Wuerzburg University in Wuerzburg, Germany, January 23, 2018.
Nicolas Armer/dpa/picture alliance via Getty Images

Cases of potentially deadly fungus detected in 27 states, CDC data shows. What to know

PHOTO: Erica Schwartz, nominee to lead the U.S. Centers for Disease Control and Prevention testifies before a Senate Health, Education, Labor, and Pensions Committee confirmation hearing, on Capitol Hill in Washington, D.C., July 15, 2026.
Evelyn Hockstein/Reuters

Senate votes to confirm Dr. Erica Schwartz as CDC director

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

'Sharp rise' in cyclosporiasis cases in UK linked to Mexico travel. Here's what to know

PHOTO: Microscopic view of the Cyclospora cayetanensis oocyst, foodborne parasite taken during laboratory research.
Quantic69/Getty Images

1st deaths in cyclosporiasis outbreak reported in Michigan as cases surpass 11,000

PHOTO: friends toasting beer glasses at table in bar
Carol Yepes/Getty Images

Why alcohol and drug use may be declining among young Americans

PHOTO: Legionnaire's Disease bacterium is seen in this stock photo.
Bsip/uig/Getty Images/Universal Images Gr

Source of exposure for Legionnaires' disease cluster in New York City 'eliminated': Health officials

PHOTO: Members of the Civil Protection carry a wooden coffin before loading the body of an unidentified man who died of Ebola n Bunia, Ituri province, Democratic Republic of Congo, July 10, 2026.
Gradel Muyisa Mumbere/Reuters

Ebola deaths surpass 1,500 in DRC as outbreak continues to spread

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