Blue Diamond Product owner and a supporter since- 2010.

Running Tips by John

We understand what training does for our legs, lungs, and heart. We’re also intimately familiar with the other, less attractive ways running impacts our bodies. But we don’t necessarily know why we have to pee even though the shrubs got watered just. – Read More ago. Or why our knees crackle and pop as we go down stairs. Or why someone way heavier can kick our skinny butts in a half marathon.