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 ...

Myelin is a lipid sheath that insulates nerve fibers carrying signals throughout the brain and body. When this sheath becomes damaged, the passage of these crucial signals is disrupted, leading to ...

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 ...

How did horses become some of the greatest athletes in the animal kingdom? Researchers at Johns Hopkins Medicine may have found the answer, pinpointing a genetic mutation and evolutionary process that ...

Modern HIV medicine is based on a common genetic mutation. Now, researchers have traced where and when the mutation arose -- and how it protected our ancestors from ancient diseases. Modern HIV ...

A genetic mutation found in two human patients with schizophrenia also increased schizophrenia-related behaviors in mice with the same mutation, a rare finding of a direct genetic link to psychosis, ...

Some animals, including yaks and Tibetan antelopes, thrive at high elevations where oxygen levels are low. In humans, however, insufficient oxygen during development can lead to problems such as ...

The donor's sperm carried a mutation that causes Li-Fraumeni syndrome or LFS, one of the most severe inherited cancer predisposition syndromes. A recent case in Europe has reignited debate over the ...