Alt med cranks have been scaring millions about the supposed harm of artificial sweeteners. A systematic review of 13,000 studies shows they're either lying or ignorant.

We've all had a rough night and woke up even more tired than we went to bed. But if you're in your 60s and that's becoming a common occurrence, it may be a dangerous sign.

Modern houses tend to be clean, so clean that they may be undermining our immune systems, and alongside our addiction to antibiotics, giving us a wide variety of health problems.

According to media reports, a recent study found the recipe for a longer life: to be a little overweight and enjoy your beer and lattes. But there's a secret ingredient they're missing...

Evidence-based medicine, vaccination, and good science are out in Italy. Alt med scams, snake oil, and anti-vaccination propaganda are in.

He Jiankui tried to create two human beings resistant to HIV. Instead he triggered an international scandal with his methods and work experts describe as amateurish and shoddy.

Researchers may have found a cheap, easy, and far less invasive way to screen for cancer than conventional scans and biopsies. But there's still a lot to test before it makes its way to your doctor's office.

Researchers want you to know that immersing yourself in your own mind isn't all sunshine and enlightenment.

A common refrain says that we live twice as long as our ancestors while it's our life expectancy that's increased, not our lifespan. And that difference is extremely important to keep in mind.

The good news is that scientists found a reliable mechanism for gene therapy. The bad news is that your immune system is primed to throw a wrench into it.

Believe it or not, there's a scientific explanation for some of the world's most common and terrifying demons, imps, and ghosts. But it's not very comforting...

A clean, healthy diet and an exercise regimen will add years to your life. But there's no evidence that it will prevent a cancer diagnosis.

Marijuana appears to have real medicinal value, but to determine what it can really do, we have to go beyond anecdotes from medical pot users and do far more rigorous studies.

Male sperm counts across the world are in freefall and solving their problem will be difficult, especially because those who could help us most, don't want to...

IBM was going to use Watson to find new treatments for cancer and help oncologists provide better care for their patients. They ended up doing neither and revealing the machine's Achilles heel.