睡眠计算器

    找到最佳就寝和起床时间

    公式

    Bedtime = Wake Time - (Cycles × 90min) - 15min

    Sleep cycles are ~90 minutes. Waking between cycles reduces grogginess. 15 min to fall asleep.

    示例

    Wake at 7:00 AM

    Best bedtimes: 11:15 PM (5 cycles) or 9:45 PM (6 cycles).

    常见问题

    关于 睡眠计算器

    Calculate optimal bedtimes based on sleep cycle science.