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

As cyclosporiasis spreads across the US, what goes into a disease outbreak investigation?

PHOTO: In this Feb. 6, 2026, file photo, a sign is shown outside a mobile clinic offering measles and flu vaccinations in Spartanburg, South Carolina.
Sean Rayford/Getty Images, FILE

US measles cases hit 2,318 in 2026, surpassing last year's total: CDC

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

Cyclosporiasis outbreak linked to shredded iceberg lettuce expands to 9 states

PHOTO: The former location of Clinica Waller Latinoamericana is shown in Waller, Texas.
Google Maps Street View

Texas appeals court reverses temporary injunction against midwife accused of violating state abortion ban

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

FDA advisory committee votes to add popular peptide BPC-157 to drug compounding list

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

What we still don't know about the cyclosporiasis outbreak as cases rise

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

More than 11,500 cyclosporiasis cases reported in 41 states: CDC

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

5th person dies from Legionnaires' disease in New York City: Health officials

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

Federal health officials have investigated 5 different clusters of cyclosporiasis cases, FDA says

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

Cases of cyclosporiasis in Michigan surpass 5,000, health officials say

PHOTO: Smoke from wildfires in Canada shrouds the view north to midtown Manhattan, seen from the 86th floor observation deck of the Empire State Building before sunset, July 15, 2026, in New York City.
Gary Hershorn/ABC News

As smoke from Canadian wildfires blankets the US, can wearing a mask help?

PHOTO: Signs point the way to measles testing in the parking lot of the Seminole Hospital District across from Wigwam Stadium, Feb. 27, 2025, in Seminole, Texas.
Jan Sonnenmair/Getty Images

Measles cases in 2026 are set to surpass last year's total. Here's why

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