7 hours of sleep is ideal for middle-age and elderly people, study finds
LIFE-HEALTH-SLEEP-DMT. - Dreamstime/Dreamstime/TNS

Don’t sleep on this study. Middle-age and older people should sleep seven hours each night for ideal rest and recovery, according to a study published last week. The research, published in Nature Aging, studied nearly 500,000 people between the ages of 38 and 73. “While we can’t say conclusively that too little or too much sleep causes cognitive problems, our analysis looking at individuals over a longer period of time appears to support this idea,” co-author Jianfeng Feng said in a statement. Researchers found that people who got exactly seven hours of sleep on a consistent basis saw better m...