Nice read: "Metabolic Factors Limiting Performance in Marathon Runners" - by B. I. Rapoport.
The research paper:
The math got to me, hence the pathetic cartoon attempt. :-)
How to do Burpees - This video very well captures one of my favorite simple workouts Burpees with 4 variations 1. simple 2. easier 3. pushups 4. tuck jump
4 months ago