She has 10 lesions in her brain … even though the lesions are not cancerous right now, they still interrupt her thinking, and ...

Some forms of dementia can strike at an astonishingly young age and move frighteningly fast, and we still don’t fully ...

Every time we show facial gestures, it feels effortless, but the brain is quietly coordinating an intricate performance.

Days later, Josh, then 23, from Chicago, Illinois, would regain consciousness in a hospital bed to learn surgeons had removed almost the entire right frontal‑parietal lobe of his brain—roughly a third ...