Ohio's winter weather might inspire more hot chocolate drinking than bike-riding, but the benefits of cycling-outdoors or in-will last all season long. This hour, we talk about the science of fitness. Plus, we'll hear some good news for anyone who worries that a stay in the hospital could make them sicker: Hospital acquired infections are way down.

Guests:

James Guliano, Ohio Hospital Association Vice President for Quality Programs

Rosalie Weakland, Ohio Hospital Association Senior Director for Quality Initiatives

Dr. Patricia Gabbe, OSU Pediatrics professor, founder of Moms2B

Greg LeMond, 3-time winner of the Tour de France, co-author of "The Science of Fitness: Power, Performance & Endurance"

Dr. Mark Hom, radiologist and co-author of "The Science of Fitness: Power, Performance & Endurance"