Why You Can’t Sleep with a Concussion—and What Happens If You Ignore It
The moment you hit your head hard enough to suspect a concussion, your body isn’t just bruised—it’s in a state of silent chaos. The brain, jostled inside the skull, triggers a cascade of biochemical reactions: neurotransmitters surge, blood vessels constrict, and the delicate balance of sleep-regulating hormones like melatonin and cortisol gets thrown into disarray. … Read more
