Why we mustn`t sleep with our head pointing towards north

We must have often heard our grandparents/parents telling us not to sleep with our head facing north. We must have even ignored their advice thinking it to be one of those bizarre superstitious beliefs that has no logical explanation.

Their words had inherent health benefit secrets that we seldom acknowledged.

But have you ever really wondered why they said so?

Watch this video to understand the science behind avoiding northern direction while sleeping: