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7 Fascinating Facts About the Human Brain


In Brief

Scientists have been trying to unravel the mysteries of the human brain for centuries, and they've uncovered some pretty fascinating stuff about how our grey matter really works. Here are a few truly incredible facts about the human brain.

1. The brain itself can’t feel pain

Ever wonder how brain surgeons are able to perform surgeries on patients while they’re awake? Beth McQuiston, MD, neurologist and medical director at Abbott, explains that even though the brain contains layers of coverings and blood vessels that contain pain receptors, the brain itself has zero. When a person has a headache, for example, it’s often thought of as pain stemming from the brain, but this is actually not the case. The muscles and skin surrounding the brain, however, can feel pain.