填空题 "The amount of sleep you get impacts {{U}} {{U}} 1 {{/U}} {{/U}}, your risk for accidents, how you perform {{U}} {{U}} 2 {{/U}} {{/U}}," said James Walsh, president of the National Sleep Foundation, a non-profit that advocates for {{U}} {{U}} 3 {{/U}} {{/U}}. "There's much more to {{U}} {{U}} 4 {{/U}} {{/U}}than how long you live."
The study used data from an extensive survey conducted by the American Cancer Society {{U}} {{U}} 5 {{/U}} {{/U}}. Women sleeping {{U}} {{U}} 6 {{/U}} {{/U}}had 13 percent, 23 percent and {{U}} {{U}} 7 {{/U}} {{/U}}dying, respectively, than those who slept 7 hours, {{U}} {{U}} 8 {{/U}} {{/U}}.
Men sleeping 8, 9 and 10 hours a night had 12 percent, {{U}} {{U}} 9 {{/U}} {{/U}}and 34 percent greater risk of dying {{U}} {{U}} 10 {{/U}} {{/U}}.
By contrast, sleeping {{U}} {{U}} 11 {{/U}} {{/U}}a night increased the risk for women by only 5 percent, and for men, by 11 percent. Among people who slept just three hours {{U}} {{U}} 12 {{/U}} {{/U}}, women had a {{U}} {{U}} 13 {{/U}} {{/U}}increase in death, and men had a 19 percent increase, compared with those who slept 7 hours.
The study also found that taking {{U}} {{U}} 14 {{/U}} {{/U}}every day increased the risk of death by 25 percent.
Kripke, whose study {{U}} {{U}} 15 {{/U}} {{/U}}federal tax dollars, recommended that people should not {{U}} {{U}} 16 {{/U}} {{/U}}take pills to get eight hours of sleep.
Donald Bliwise, a {{U}} {{U}} 17 {{/U}} {{/U}}at Emory University, in Atlanta, said studies had shown that when {{U}} {{U}} 18 {{/U}} {{/U}}to sleep however long they wanted, without cues from alarm clocks and watches, {{U}} {{U}} 19 {{/U}} {{/U}}14 to 15 hours a day for the first few days.
"Everyone," Bliwise said, "walks around {{U}} {{U}} 20 {{/U}} {{/U}}sleep deprived."