For decades, athletes have blamed lactic acid for the burn in their legs during exercise, and considered lactate to be a waste product of the muscles. What does the science actually say?

For decades, athletes have blamed lactic acid for the burn in their legs during exercise, and considered lactate to be a waste product of the muscles. What does the science actually say?
Discover how to train effectively using cycling power zones. Learn about each zone’s benefits and how TrainerRoad adapts workouts to your fitness level.
For endurance athletes, carbs are vital for maximum performance. If you want to go fast, you’ve got to have sugar onboard. That means consuming 60-90 grams of carbs per hour of cycling. Whether you’ve got a big training day or event, these carbohydrate nutrition tips will help.
The Leadville 100 is a long, hard day in the saddle. On race day, you should have complete confidence in all the hard work you put in to get there. In this guide, we’ll cover everything you need to know about a Leadville 100 training plan.
TrainerRoad is committed to constantly improving our training plans to make you a faster cyclist. We’ve used the data and insights from Adaptive Training and our machine learning algorithms to quantify workout difficulty more precisely than ever before. Every training plan still accomplishes the same objectives but has been optimized to increase its effectiveness.
There’s a variety of aspects to think about when you’re preparing for long solo rides. Whether it’s an epic time trial or even a long-distance mass start race, you can assume you’ll be riding alone for a good bit of time. Here are five tips to help you on those long solo rides.
TrainNow is a quick and easy way to choose ideal individual workouts, catered to your fitness and abilities. It’s perfect for athletes who aren’t on a training plan, or who want to supplement unstructured riding with some more productive time on the bike. And now it’s getting even better at picking the perfect workout thanks to some new improvements under the hood.
Today, we’re rolling out the first features of Adaptive Training. With this release, you can now easily compare workouts with Workout Levels, get the ideal workout type based on your recent training history with TrainNow. We’ve also updated all 100 TrainerRoad training plans and added over 600 new workouts. These new features are available today!
We’re using machine learning to improve our training plans. With the help of Adaptive Training’s new, data-driven Workout Levels, we’ve added 641 new workouts to our workout library and updated all of the TrainerRoad training plans to be even more progressive.
Workout Levels are a new way to understand and compare the difficulty of workouts. Workout Levels go beyond simple metrics like TSS or IF, and better represent the real-world challenge of training.