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.

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 ...

New research suggests that immunotherapy given before and after surgery could help patients with diffuse pleural mesothelioma, one of the most challenging cancers to treat. A phase II clinical trial ...

Blood draws for several kinds of diagnostic tests require you to fast for several hours. Eating or drinking anything besides water can skew the results, leading to you needing to be retested. You may ...