The brain has 86 billion neurons forming trillions of complex connections

Your brain generates 20 watts of electricity, enough to light a bulb

It can store up to 2.5 petabytes of information—like a million gigabytes

Although small, the brain uses 20% of the body’s total energy

Neuroplasticity helps the brain adapt, learn, and recover after injury

Dreaming helps your brain strengthen memories and solve emotional problems