January is an excellent time to reflect on your accomplishments from the previous year and map out your race calendar for the upcoming season. Now is when most athletes begin to rev up their sport specific training as they emerge from a phase of base building.

The winter and spring is also when many athletes come to see me with early season overuse injuries. Athletes often hear their injuries occur because they did "too much, too fast," but rarely do they really understand what that means.

This article from Endurance Corner does a good job of describing Biomechanical Fitness, and the role it plays in both improving performance and preventing injuries.
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Biomechanical Fitness

So, it’s the New Year and you thought it would be wonderful to get it started with the “100 runs in 100 days challenge”. Sounds like a great idea to begin the season with a bang by establishing that super run base. But how do you avoid the common scenario of breaking out as the Chinese New Year super-stud and end up as the subsequent Easter train wreck?


You have to establish your biomechanical fitness. Biomechanical fitness, you might say? Biomechanical fitness is the ability of your musculoskeletal system (bones, tendons, muscles) to withstand the demands of increased training load and stress. But why is this any different than regular fitness? That, my friend, is the crux of the problem and the source of so many early spring aches and pains that derail or delay your training goals.
...click here to view the full article at endurancecorner.com