Tyler Webb explains how Tua Tagovailoa's simple change in his diet — more carbs and fluids — helps prevent concussions.

Late in the third quarter, with the Giants holding a 10-point lead, rookie quarterback Jaxson Dart took a big hit at the end of a run. He was taken to the blue tent for a concussion evaluation.

Concussions and traumatic brain injuries have been considered a potential cause of ALS, also known as Lou Gehrig's disease. But a new study argues the association might be the other way around, with concussions providing an early warning sign among folks already in the early stages of ALS,