I am all for activity tax credits and fitness tax credits and anything that keeps kids active and fit and healthy. I can back that any day and, in fact, I would. I spend well over the $500 a year allowed by the federal fitness tax credit each year – $1,000 for a disabled child. I have some extremely active children and they need a lot of martial arts/ basketball/ swimming/ skating/ music/ drama etc. I claim every year the maximum I can and I tell every new parent I know to take advantage of the federal credit. It makes…