Go on an adventure into unexpected corners of the health and science world each week with award-winning host Maiken Scott. The Pulse takes you behind the doors of operating rooms, into the lab with ...

The mysterious interstellar object 3I/ATLAS has developed a strange 'heartbeat' that's making it glow more brightly as it nears Earth in just two weeks. New telescope observations revealed streams of ...

A pulse oximeter measures blood oxygen levels at home and in healthcare settings. Abnormally low readings on a pulse oximeter might require medical care, especially if they are below 92%. Skin color ...

Imagine a ball bouncing down a flight of stairs. Now think about a cascade of water flowing down those same stairs. The ball and the water behave very differently, and it turns out that your brain has ...

If you have trouble breathing, your doctor may recommend a few tests to figure out what’s causing it. Some measure how much air you breathe in or out or how much oxygen is going from your lungs to the ...

Lorraine Roberte is an insurance writer for Investopedia. As a personal finance writer, her expertise includes money management and insurance-related topics. She has written hundreds of reviews of ...