Pro athletes are doing it, and it’s coming to a gym near you. Greatist investigates the rise of Keiser, the leading brand of pneumatic resistance machines that uses compressed air in place of weights so athletes can train at game speed.
When faced with a tough injury and a long recovery period, pro 5K-er Lauren Fleshman got busy. Three years later, she's still running her must-read blog, making allergy-friendly protein bars, and, yep, running. Read on for the full story.