infectious disease

Nine beavers die from disease in Utah — and it can spread to people, officials say

U.S.
Amanda Smith

Beavers are turning up dead in Utah, and the disease killing them can spread to humans, officials said. So it’s important not ...

A Pill That Kills Ticks Is a Promising New Weapon Against Lyme Disease

Health
Rachel Carter

If you have a dog or cat, chances are you’ve given your pet a flavored chewable tablet for tick prevention at some ...

Florida health officials providing scant details on measles cases

Health
Rachel Carter

On Sunday, public health officials in two Michigan counties warned their residents that they may have been exposed to measles. In Wayne ...

Measles and tuberculosis should be long-forgotten. Why are cases rising in the U.S.?

LifeStyle
Olivia Martin

A series of diseases that have been declining for years, and in some cases are considered eradicated in the U.S., are showing ...

Ancient DNA offers new evidence in long-standing syphilis theory

Science
Dr. Sarah Adams

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. The English, Germans ...

Hundreds of Animal Species Hit by ‘Catastrophic’ Flu Strain

Health
Rachel Carter

“It is catastrophic … the largest die-off for the species, period.” That’s how Martin Mendez, a marine biologist with the Wildlife ...

COVID is still out there. Do you need to worry about it anymore?

LifeStyle
Olivia Martin

It’s been nearly four years since the COVID-19 pandemic caused life around the world to grind to a halt. Since then, a ...

Study suggests Covid rebound is far more common with Paxlovid than without

Health
Rachel Carter

A small and preliminary study published Monday seems to indicate that patients receiving the drug Paxlovid are far more likely to experience ...

Covid vaccine during pregnancy offers infants immunity for up to 6 months

Health
Rachel Carter

The risks of severe neonatal morbidity, neonatal death, and admission to the neonatal intensive care unit were all significantly lower during the ...