VO2 max is an intimidating word for an easy-to-understand biometric: It’s how well your body uses oxygen when you push ...

When I signed up to try a bunch of health and aging tests for The Post, I knew there would be blood. I just didn’t realize ...

As a person with a chronic illness, I'm no stranger to bloodwork. I used to pore over my lab results, googling the various meanings, and trying not to panic when a test fell out of range. Function ...

When I was a kid, my home lab consisted of test tubes and beakers, sodium bicarbonate (baking soda), acetic acid (vinegar), and the occasional boom, followed closely by the sound of my mom in the ...

What foods should I avoid before a cholesterol test? Cardiologist reveals what to eat the night before, whether you need to fast and which foods impact results.