When I start working with a new coaching client, one of the first things I do is review their past training. Patterns show up quickly, and over the years I’ve seen the same mistakes repeated again and again. Here are three of the most common triathlon training mistakes I see.
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Inconsistent Training
Inconsistent training is by far the most common issue. I often see weeks that look great, with workouts completed nearly every day, followed by several days—or even entire weeks—without any training at all.
Endurance sports don’t respond well to this start-and-stop approach. Progress comes from consistency: showing up day after day, week after week, month after month, and year after year. Even modest training done consistently is far more effective than occasional bursts of motivation.
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Too Much Volume
On the opposite end of the spectrum is the athlete who does too much training volume with little or no recovery. More is not always better. Without planned recovery, the body never has the chance to adapt, which can lead to overreaching, burnout, or injury.
Recovery is not a sign of weakness—it’s a critical part of the training process. A well-designed plan balances stress and recovery so fitness can steadily improve.
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Training at Too High an Intensity
Another common mistake is training too hard, too often. Many athletes believe that every workout needs to feel difficult to be effective. As a result, all of their training is done at heart rates that are too high for proper endurance development.
For endurance sports like triathlon, most training should feel relatively easy. Only a small portion of workouts should be truly hard. This balance allows athletes to build aerobic fitness, recover properly, and perform better on race day.
Final Thoughts
Successful triathlon training isn’t complicated, but it does require discipline and patience. Stay consistent. Keep your training volume realistic for your lifestyle, including work and family commitments. Make most of your workouts easy, and reserve hard efforts for a small, purposeful portion of your training.
If you have questions about your training or want help building a smarter plan, feel free to reach out.