AFP Mutation Tied to Need for Less Sleep Is Discovered New York Times Researchers have found a genetic mutation in two people who need far less sleep than average, a discovery that might open the door to understanding human sleep patterns and lead to treatments for insomnia and other sleep disorders. … 6 hours of sleep? It's not enough USA Today Gene Cuts Need for Sleep WebMD Scientists link gene to time spent sleeping AFP The Associated Press . . . → Read More: Mutation Tied to Need for Less Sleep Is Discovered – New York Times