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

Aero, Part II: an Aerodynamic Shrug
In July, I shared an article highlighting a conversation I had with Jesse Frank, Human Performance Engineer at the Specialized Win Tunnel, and shared his Top 8 recommendations to achieve better aerodynamics. This follow-up article goes deep on a simple…

Learn To Train And Race By Feel
We triathletes sure love our gadgets. We have power meters to measure our bike and run efforts. We measure and record our strokes per lap, RPM and cadence. While these tools can be useful to help us understand our…

Heads Are Not Aero
If you’re taking your aero advice from random social media posts or perhaps worse, the forum of a certain triathlon-related website, pay attention to what follows! Jesse Frank, Human Performance Engineer at the Specialized Win Tunnel, dropped some knowledge on…

My Love-Hate Relationship with Bike Trainers
A useful tool for the majority of the triathlete community is the stationary bike trainer. The stationary trainer has become a great alternative to riding in congested traffic areas, dangerous weather conditions, and global pandemics. Trainers are an effective tool…

Bike Skills: Safety
In the world of triathlon racing and training, bike handling is a must-have for improved performance. No, this might not raise your threshold, but with proper bike handling skills, you will be safer, develop more confidence and you can become…

This is a Good Time to Experiment!
If there ever was a time to do some experimenting with your training or other aspects of the multisport life this is it. The idea is not new and you almost certainly see suggestions like this at the end of…

Winter Workout Ideas
I have personally been using my treadmill more and more lately. Partly due to cold temps and early mornings, and partly due to convenience. Treadmill running can provide a few benefits including a little more cushion for all the miles…

Remember These Tips When Riding in Traffic
Cycling is a beautiful part of our sport. It can be liberating and adventurous but unfortunately, at times, dangerous. Thankfully we have choices to ride inside with Zwift, TrainerRoad, or just on the trainer. But how do we keep ourselves…

THE COUNTERBALANCE TO USING ZWIFT
Not too long ago, I would hop on my bike trainer, my very expensive fluid trainer, and ride. I would watch Sports Center, or a movie, or reruns of Ironmans and Tour de France races. I would count down the…

Musings from a Data Geek: Two Things to Ignore, Two Things to Watch
I am a big time data geek. Not in a casual, “I like numbers” kind of way, it’s more of an, “I love physics” kind of way. So I definitely get into the data when I review my athletes’ training…

3 Workouts For Motivation in the “Off Season”
Most triathletes have a long season of training and racing and after the last big race, you hopefully took a nice break. I like my athletes to take 2-3 weeks of unstructured movement. No scheduled swim bike run in Training…

Triathlon Minute, Episode 108, Mix Up Your Bike Cadence
Are you a masher or a spinner? Coach Jim explains the importance of mixing up your bike cadence during training and how the different efforts will help improve your cycling.

“Secret” Bike Training: Commuting
In recent years, I’ve done a lot of commuting by bike. In general, I love being on the bike and riding to and from work provides a great preparation/decompression buffer between work and home. In the mornings, I think through…

The D3 Triathlon Minute, Episode 103, How do Start the Bike Leg
In this week’s D3 Triathlon Minute, Coach Julie shares her strategy on how you should start the bike leg in your next race

The Triathlon Minute, Episode 92, Winter Bike Trainer Workouts
D3 Multisport is proud to release the video series, ‚ÄúThe Triathlon Minute‚Äù. Invest 1 minute each Friday and you may learn something you didn‚Äôt know. Two of Coach Mike‚Äôs favorite bike trainer workouts. Fast paced, get faster workouts! D3 coaches…