Health

What happens if I'm exposed to radioactive material?

Radioactivity—which describes the energetic disintegration of atoms—is a constant presence in our lives. There are radioactive gases in the air we breathe, and even our own bodies contain naturally occurring radioactive ...

Diseases, Conditions, Syndromes

Mini bio-devices could help TB patients stick to their treatments

Imagine the scenario: you've been told you have a disease that will kill you. But, the doctor adds, your life can be saved if you diligently take your medication. Don't skip a day, don't skip a dosage. Soon, however, you ...

Diseases, Conditions, Syndromes

How worried should you be about BA.2?

The omicron variant swept around the globe, bringing a significant surge in COVID-19 cases and a resurgence of public health concerns about the pandemic a few months ago. That wave has long since receded, but the omicron ...

Sports medicine & Kinesiology

The biology of how muscles change with age

There is perhaps no better way to see the absolute pinnacle of human athletic abilities than by watching the Olympics. But at the Winter Games this year—and at almost all professional sporting events—you rarely see a ...

Diseases, Conditions, Syndromes

Do viruses such as the coronavirus become less deadly?

Variants of the coronavirus have come to represent the ultimate danger: A curveball in our plans to bring an end to the pandemic that has ravaged our world and taken millions of lives. And here's another one—omicron—that ...

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