Humans evolved in an atmosphere containing roughly 200–300 parts per million (ppm) of carbon dioxide (CO₂). Today, that ...

CO2 levels are altering the chemical makeup of human blood over time, and may lead to health problems down the road. | Credit ...

The number doctors use to demarcate hypertension keeps going down, a trend applauded by many experts, who point to studies ...

Just a few years ago, a junior employee in finance was expected to master Excel, learn about the company and analyze data in response to specific requests. Today, artificial intelligence can handle ...

Dear Dr. Roach: I am an 82-year-old woman who was diagnosed with glaucoma about three years ago. I have been taking latanoprost eye drops at bedtime since then. A glaucoma specialist in my health ...

Constant exposure to diverse diseases is an occupational hazard for all healthcare workers, especially those who work with children. Scientists have now plumbed the immune systems of pediatricians to ...

A brain mechanism may explain why approximately 40% of people with hypertension continue to have high blood pressure despite taking medication. The discovery reveals potential targets for new ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Oh, he’s a wonderful young actor. And of course the whole reason is suddenly he's playing two ...

Some surveys find that about 75% of U.S. adults have used supplements, while federal survey data shows that 58% used one in the past 30 days — but some groups should exercise caution, experts say.

A peer-reviewed study published in Air Quality, Atmosphere and Health on February 26, 2026, reports that average serum ...