逍遥法外电影大尺度未删减,伊人天堂网,蜜桃臀av在线,综合网天天,老炮儿电影未删减完整版下载,国内久久精品视频,风花电影在线观看完整版

WASHINGTON - Jet-lagged mice die younger, researchers said on Monday in a study that suggests that working unusual shifts and flying back and forth across time zones takes a permanent toll on health.

Tests on more than 100 mice showed that old mice forced to live on a confusing schedules of light and darkness, simulating rotating shifts or international travel, died sooner than those on gentler schedules.