The race to 21-minute-5k.

It was the dream. It still is. Remember the times when men (and women) thought that a 4-minute-mile is impossible? Skeptics believed that our bodies are just not built to be that fast. How about a 2-hour-marathon, is that as far as reaching for the stars? Mankind passed the 4-minute-mile more than half a century ago, and we […]