Fun Fact #25

Fun Fact #25: It is a myth that humans only use 10 percent of our brain. We actually use all of it. We’re even using more than 10 percent when we sleep.

Fun Fact #24

Fun Fact #24: The brain of a human contains approximately one hundred billion neurons

Fun Fact #23

Fun Fact #23: Headaches are caused by a chemical reaction in your brain combined with the muscles and nerves of your neck and head.

Fun Fact #22

Fun Fact #22: The human brain will grow three times its size in the first year of life. It continues to grow until you’re about 18 years old.

Fun Fact #21

Fun Fact #21: The largest brain of any animal is that of the sperm whale. It weighs about 20 pounds.

Fun Fact #20

Fun Fact #20: About 75 percent of the brain is made up of water. This means that dehydration, even in small amounts, can have a negative effect on the brain functions.

Fun Fact #19

Fun Fact #19: Signs of successful brain surgeries go as far back as the Stone Age.

Fun Fact #18

Fun Fact #18: The human brain has the same basic structure as other mammal brains but is larger in relation to body size than any other brains.

Fun Fact #17

Fun Fact #17: The right brain plays a role in visual and auditory processing, spatial skills and artistic ability.

Fun Fact #16

Fun Fact #16: The left brain contains regions involved in speech and language and is also associated with mathematical calculation and fact retrieval.