Disease Rates – Page 2

Omicron, Now 2 Years Old, Is Not Done With Us Yet

The dominant variant of the coronavirus has proved to be not only staggeringly infectious, but an evolutionary marvel.

What to Know About Dengue Fever as Cases Spread to New Places

Dengue, the excruciating mosquito-borne disease, is surging throughout the world and coming to places that had never had it. California just confirmed a rare U.S. case.

Scientists Offer a New Explanation for Long Covid

In some patients, remnants of the coronavirus in the gut may stifle production of serotonin, an important neurotransmitter, researchers suggest.

In the Big City, Wildlife Researchers Are On the Prowl

Scientists are studying urban animals and the diseases they carry, to understand the potential risks to people, pets and the animals themselves.

Mosquitoes Are a Growing Public Health Threat, Reversing Years of Progress

Climate change and the rapid evolution of the insect have helped drive up malaria deaths and brought dengue and other mosquito-borne viruses to places that never had to worry about them.