“ Hi, I’m Matt Fitzgerald - author, nutritionist, and endurance coach. Along with BSX, I’m here to help you take the guesswork out of your training. Let me show you how. ”

Matt Fitzgerald
Train without guessing
Flow chart showing training plan
Get knowledge and encouragement

Each month, I’ll send you emails that will contain information about how to improve your training and how to get through those tough weeks when the end seems so far away.

Matt Fitzgerald's BSX blog
Validated approach

LT testing has been used for decades by top olympic athletes. Now, with BSXinsight, this method is available to us all in a simple way. The method used by BSXinsight was validated by independent publications such as The Journal of Strength and Conditioning Research for running and International Sports Engineering Association for cycling.

NCSA logo ISEA logo
Additional training information

Check out the following for additional information about using BSXinsight and about how to supplement your training.