A less invasive test for Alzheimer’s is a big advance. But it’s not perfect and is not meant to screen healthy people.

Your heart pumps blood from your head to your toes, provides cells with fresh oxygen, and removes waste products. Located in ...

Doctors can order genetic tests for people at high risk of breast cancer, and insurance often covers those, Kamal says. For ...

Getting meaningful insight into your hormonal health typically means visiting a doctor, having blood work done and long waits for test results. One company is hoping to change that. Eli Health, a ...

Learn the things you should never do before a physical, like drink alcohol or caffeine, and find out how you can show up ready for a physical checkup with your doctor.

A new study from Karolinska Institutet, published in the scientific journal The BMJ, shows how a simple blood analysis can ...

Could a simple blood test reveal how well someone is aging? A team of researchers led by Wolfram Weckwerth from the ...

For years, the pancreas has been being taught in biology class as an easy system: insulin lowers blood sugar, and glucagon ...

Without further ado, here are the winners of the 2025 Ig Nobel prizes.

"I have a red birthmark on my face that swells up about four weeks before I get a positive pregnancy test. It has a 100% accuracy rate with all four of my kids." ...

RFK Jr.'s hand-picked panel of vaccine advisors is expected to vote to delay the hepatitis B shot for newborns. Doctors warn ...

A 2,000-year-old manuscript written in the lost Etruscan language was discovered in the most unexpected place - reused as wrappings for an Egyptian mummy. This documentary short reveals how the ...