Threshold Training Two weeks ago, I wrote about the Norwegian model for endurance training. Since that article was published, Jakob Ingebrigsten set the world record for the indoor 1500 meters. Last ...

We sat down with HYROX master coach Tiago Lousa to break down the real method to race-day speed, the mistakes holding athletes back and the fixes that make you faster without blowing up. Whether ...

Research also backs up the importance of durability, particularly in ultramarathons. A 2025 study says “muscle damage and associated fatigue is the main impediment to performance in long ...

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 ...

A solid metric to know, considering its influence on race performance. Many coaches argue that lactate threshold is one of, if not the, biggest performance predictor. It determines how fast you can ...

If you’re a long-distance runner, getting faster and stronger takes more than just piling on miles. Success comes from having a smart training plan and knowing how to push through plateaus, especially ...

Over the summer, a physiologist named Karlman Wasserman, formerly of UCLA, passed away at the age of 93. The name may not ring a bell, but you can consider your next threshold workout an unofficial ...

One of the best measures of running fitness is lactate threshold (LT), which is the running speed or heart rate at which lactate — an intermediate product of aerobic metabolism in the muscles — begins ...

Training intensity distribution is all the rage. If you walk into a crowded auditorium of exercise physiologists and announce your feelings on it, you might start a fight or an orgy. People are ready ...