The best strategies for executing two-a-day threshold sessions without overdoing it. And the workouts to get you started.

Lactate threshold workouts are one of the most important parts of a distance-running training plan. Putting your body through this type of exercise will help you run faster and run longer. “Lactate ...

Have you ever listened to one piece of advice that stuck with you so much it changed the way you experience and analyze your running? It’s a powerful thing. That’s what happened when I learned a ...

After the USA Track and Field Championships in August, Emily Infeld – who won the national title in the women’s 10,000 meters – told reporters she incorporated double thresholds into her training once ...