What happens when a world-class sprinter trades the track for the platform? Watch this Olympic runner take on Olympic ...

In addition, the researchers performed a muscle biopsy of the sprinter's thigh and muscle fibers were analyzed in the lab of Christopher Sundberg, Ph.D., at Marquette University in Milwaukee.

This high-level reminder is important, because often when discussing muscle fiber types, the discussion revolves around sports. And if you’re a sprinter, having more fast-twitch fibers is ...

New perk: Easily find new routes and hidden gems, upcoming running events, and more near you. Your weekly Local Running Newsletter has everything you need to lace up! Subscribe today. Everyone is ...

Paralympic sprinter Nick Mayhugh's life changed at 14 ... a terminal neurodegenerative disease that impacts muscle function, and frontotemporal dementia, which alters a person’s behavior and ...