Medical research

Industrial societies losing healthy gut microbes, finds study

Everyone knows that fiber is healthy and an important part of our daily diet. But what is fiber, and why is it healthy? Fiber is cellulose, the stringy stuff that plants are made of. Leaves, stems, roots, stalks, and tree ...

Biomedical technology

A low-cost, eco-friendly COVID test

The availability of rapid, accessible testing was integral to overcoming the worst surges of the COVID-19 pandemic, and will be necessary to keep up with emerging variants. However, these tests come with unfortunate costs.

Medical research

A wound dressing that kills bacteria

If germs invade a wound, they can trigger a long-lasting infection that may fail to heal or even spread throughout the body, leading to life-threatening blood poisoning (sepsis). The problem of antibiotic resistance is becoming ...

Pediatrics

MDs warn teens: Don't take the cinnamon challenge

Don't take the cinnamon challenge. That's the advice from doctors in a new report about a dangerous prank depicted in popular YouTube videos which has led to hospitalizations and a surge in calls to U.S. poison centers.