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D3 University is our library of articles and videos from the D3 coaches and other experts to help you train and race your best.

Turning Off Season to On Season
Off season is usually approached by two kinds of triathletes. The sit and wait until the snow melts to begin training types, or the embrace the cold and take a leap forward in fitness types athlete. This transitional period is…

Sport Rotation in Triathlon – Getting through a Plateau
Earlier in my life I worked in a big city, took the train to work everyday, and trained for triathlon about 6 hours per week. My job was stressful and my commute was long; about 3 hours per day. I…

Bike Workouts to take you from the Base to Build Period
A general rule of thumb for writing a comprehensive training plan is that it should encompass progressive overload, be specific and take into account the individual needs of a specific athlete. Scientific approach to designing a training plan that follows…

5 Tips for Resuming Training after the Holidays
With the holiday season behind us we can focus on the upcoming race season. Many athletes jump into training during the winter without really having a road map of where they want to go. I have listed some easy to…