I agree that its neccessary to make a better effort to execise, but I've seen the older you get, the more walking feels like a strenuous exercise. Especially if

I agree that its neccessary to make a better effort to execise, but I've seen the older you get, the more walking feels like a strenuous exercise. Especially if you don't walk plenty. So don't sweat it. Keep on walking and enjoy life!