The 5 Speed Workouts That Helped Conner Mantz Become America’s Fastest Marathoner

The 5 Speed Workouts That Helped Conner Mantz Become America’s Fastest Marathoner

Here are the five speed workouts that helped Conner Mantz break the U.S. marathon record. Plus, the recovery habit he swears by.

Conner Mantz’s phone couldn’t handle his record-breaking marathon

Utah native Conner Mantz said in June that he planned to chase the American marathon record at the Chicago Marathon. By the end of last weekend, that wasn't the only thing he'd broken.