Is Sleep necessary?

Human beings have a history of sleeping since this species evolved over 3 million years ago. When Homo Erectus (the forefathers of Homo Sapiens) gave up the tree branches to sleep on the ground, they started developing and fine-tuning this process to what it is today.

It is important for you to realise what a fine piece of machinery you own in your body. This is a highly developed self-healing and self-sustaining machinery that runs by itself without much need for version upgrades.