Recent Medical & Health Science News Stories | CU Anschutz Newsroom

What Happens to Our Bodies as We Train for Marathons?

Written by Kelsea Pieters | May 14, 2024

The third Monday in April is known in Boston and beyond as "Marathon Monday," the annual running of that city’s world-famous marathon. It unofficially kicks off training and race season, when millions of runners prepare for and compete in races of all lengths through the fall.

Since many of us are beginning to log our miles, choose our training plans and build endurance, we asked some biochemistry and molecular genetics researchers at the University of Colorado Anschutz Medical Campus to break down what happens to our bodies as they run consistently. Travis Nemkov, PhD, and ultramarathon runner Anthony Saviola, PhD, both assistant professors with the CU School of Medicine, shared their knowledge with us.