If You Keep Waking Up Between 2 and 3 AM Every Night, Your Body May Be

can be enough to trigger full wakefulness.

Stress and mental activity also play a role. If the mind is processing worries or thoughts, it can become easier to wake during lighter sleep phases.

Once a person notices the same wake-up time repeatedly, awareness of the pattern can make it more pronounced. Checking the clock and anticipating the same experience continue reading …