>General Running>0 "Rest" Days?
Needs more cowbell!
So long as you're not trying to do a whole lot of leg work after a hard or intense run, you should be fine.
Otherwise, how would a triathlete possibly get all the training in necessary to complete a 2 mile swim, a 112 mile bike ride, and a full marathon?
• 6 duathlons (1 Olympic distance)
• 130#s (and stay there, gotdammit!)