In people destined to get Alzheimer's in their mid-40s, one protein can delay the onset of the disease by about 20 years.

Researchers identified a new genetic mutation that may allow some people to survive, even thrive, on three hours of sleep. The mutation is called SIK3-N783Y. Scientists said mice test subjects ...

Some lucky people have rare genetic mutations that enable them to feel well-rested after just four hours of sleep, while the rest of us need around eight hours to function. Now, researchers have ...

This photo provided by Emilys Entourage in April 2025 shows Emily Kramer-Golinkoff, who has cystic fibrosis caused by a rare genetic mutation, during a trip to Maine. (Emilys Entourage via AP) ...

Indiana University School of Medicine scientists have uncovered new evidence that an age-related blood condition may ...

For most of us, a good night's sleep means seven to nine hours of rest. But for a rare group of people, just four hours is more than enough, and they wake up feeling sharp, refreshed, and energized.