Dr. Allen Lim is an exercise scientist, coach, lifelong cyclist and founder of Skratch Labs.

From his academic work on power meters beginning in 1997 until today, Dr. Allen Lim has been obsessed with improving a cyclist’s performance, on and off the bike. The founder of Skratch Labs has coached some of the world’s best cyclists, including most all the American grand tour contenders of the past 15 years. In Beyond Limits, Dr. Lim brings you inside the sport at the highest levels, showing its secrets, its humanity and its significance for everyday riders as we seek to improve.

Beyond Limits Podcast: What it takes to train for the Tour de France

What kind of workload does a rider need to achieve in the weeks and months leading up to the Tour de France? What kind of power numbers do they need to hit? And what new techniques can help the preparation? Allen Lim has been working with Tejay van Garderen of EF Education First. Here, he recounts all the training that has been done to get van Garderen ready for the start of the Tour.