Women, particularly those under age 50, report sleeping less than they need and higher stress levels than men – “For the first time in Gallup polling since 2001, a majority of U.S. adults, 57%, say they would feel better if they got more sleep, while 42% say they get as much sleep as they need. This is nearly a reversal of the figures last measured in 2013, when 56% of Americans got the sleep they needed and 43% did not. Americans’ perception that they aren’t getting enough sleep is borne out by the diminished number of hours of sleep they report getting per night. These differences in average sleep reflect substantial changes over time in the percentage of U.S. adults sleeping eight or more versus five hours or less per night. In 1942, 59% were getting eight-plus hours of sleep, while only 3% reported getting five hours or less. By 1990, the percentage reporting eight or more hours had fallen to 27%, while the proportion getting five or less was up to 14%. Today, a quarter are still getting eight-plus hours, but the percentage getting five or less has risen to 20%…”