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 ...

A vanishingly rare genetic glitch in a single enzyme can erase a newborn’s brain cells in a matter of weeks, leaving doctors with almost no way to intervene. Researchers have now traced that ...

Researchers have identified specific genes containing rare mutations that significantly increase the likelihood of developing attention deficit hyperactivity disorder. These findings, published in the ...

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 ...

Emily Kramer-Golinkoff can’t get enough oxygen with each breath. Advanced cystic fibrosis makes even simple things like walking or showering arduous and exhausting. She has the most common fatal ...

The sperm of a man carrying a rare genetic mutation linked to cancer was used to conceive scores of children across Europe, prompting calls for greater regulation and a limit on the number of births ...

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