Why do I wake up at the same time every night?

“Nobody sleeps through the night,” he says. “This goes back to our caveman days where one would wake up, scan the environment, make sure there are no tigers, and then go back to sleep.”

But while waking up in the night is common enough, you should be able to get to sleep again within a few minutes. Often, people don’t even remember it happening.

If you don’t nod back off, there could be a larger underlying issue at play. And it’s here that you should pay attention to the time you wake up each night – if it remains consistent, it can reveal a lot about you, and your body... More here.

I am fascinated by this because I wake up at 3am every single night, or at least I have since March.