1、Sleeping late at weekends would make you lazier and more out of spirits.
8 i3 _( l8 _* s& W% G2、The circulation of daily circadian rhythm regulates and contorls biological clock.1 I& C* e. _ D, y! z
3、Going to bed early can be far more efficient than sleeping late.4 G+ P( M7 {8 c( |5 Q
4、The best way to balance our sleep of weekdays and weedends is to maintain good 8 hours sleep.
4 i$ V( q" l: J$ r$ I: z5、为了保证生物钟的正常运转,我们需要在平常早起时间8小时前上床睡觉。 |