Brain facts

⏺️The human brain weight is about 1.4 kilograms.

⏺️It is about 2% of the total body weight but uses of the oxygen used by the entire body while at rest.

⏺️Most of the brain cells are present from birth and so the increase in weight comes mainly from growth of these cells.

⏺️During the first six years of person's life he learns and acquires to keep functioning.

⏺️Brain is one of the fastest organ in human body.

⏺️100 million neurons present in human brain