Insanity workout while snowboarding on a regular basis

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Anybody think it's a good idea? I'm 3 weeks into Insanity and recently started snowboarding again for the winter season. I'm an advanced level, very aggressive rider and usually spend 3-4 hours on the mountain (60-90 mins of actual slope time), 3-5 days per week and I don't know if doing insanity on my snowboarding days will lead to burnout. Some days my legs are too sore or tired to want to do Insanity.

Does anyone else participate in vigorous sports activity while also doing these workouts?