Running usually elicits a love-it-or-hate-it response. Some women couldn’t imagine doing it unless they were chased, while others eagerly sign up for race after race. But since it’s one of the most efficient, accessible workouts, hitting the road (or treadmill or trail) could be your key to scoring a healthy heart and a lean body. Follow this easy guide–full of expert secrets and tips–to ensure you get the very most out of it. Read the full article in Women’s Health (pdf).