Strength training is the key to flexibility, mobility, improved performance and lower injury risk. And it doesn't have to take hours at the gym to see results. It’ll take only nine minutes of exertion to complete a full-body strength-building workout.
"In running, it doesn't matter whether you come in first, in the middle of the pack, or last. You can say, 'I have finished.' There is a lot of satisfaction in that." -Fred Lebow, New York City Marathon co-founder