Watch: Waking up in the middle of the night? This is the reason!

Zee Media Bureau/Udita Madan

New Delhi: Waking up from your slumber in the middle of the night, without any valid reason is a real pain. Mainly, because it's really hard to fall back to sleep.

Other reasons like a bad dream, a preoccupied mind, falling asleep after worried or attending nature's call, etc. are valid, albeit still very annoying.

Those suffering from disturbed sleep will definitely agree with this sleeping problem.

But, it may come as a surprise to you that this happens due to an evolutionary trait and the reason is actually good!

How? Well, waking up in the middle of the night actually happens because, historically speaking, this is what you are programmed to do.

Watch the video below to find out!