Ward’s holy-smokes experience was common in the early days of super shoes. Also common was the belief that the carbon-fiber plates in super shoes acted as springs that led to being faster in the shoes ...

“Challenging your body to run at a faster pace is going to call on more muscle fibers,” says Stowe. In this case, you’re ...

MRI scans suggest runners’ brains might use the fatty substance myelin as fuel. The finding could lead to treatments for ...