Rare genetic mutation lets some people thrive on just 4 hours of shut-eye
When you purchase through links on our site , we may earn an affiliate commission . Here ’s how it works . Some golden people have uncommon genetic genetic mutation 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 identified one of these mutations , named SIK3 - N783Y , in a human super - sleeper ....