A vein in my forehead is about to burst. Sweat streams off my nose. I’m on a stationary bike, hooked to cords and monitors, a hamster on a wheel, legs spinning, lungs gasping, heart-rate racing to 168 ...

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 ...

Add Yahoo as a preferred source to see more of our stories on Google. Woman running on treadmill during fitness test being conducted by sports scientist If you're an endurance athlete, your lactate ...

Swimmers often encounter lactate sets throughout their training, yet several misconceptions exist about the body’s production of lactic acid and experiences of fatigue. Let’s start off with getting ...

If you’ve read even a small amount of running research, you’ll likely have come across the term ‘lactate threshold’. But what does it actually mean? In essence, your lactate threshold is the point at ...

If you’ve heard the terms lactic acid or lactate threshold tossed around in cycling jargon, you may have been confused. Often, a rider talking about the feeling of lactic acid buildup is referring to ...

Besides sore quads and chafe marks, most new runners have one thing in common: confusion over the term “lactate threshold pace.” It pops up in training plans next to “easy effort” (self-explanatory) ...

Runners throw around the term “tempo run” like confetti. It’s confusing, even for well seasoned athletes, because it’s not a cut-and-dried definition like a lactate threshold workout. Frequently, ...

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 ...