Which do you prefer?
I think running on a flat trail is hard on your feet, and could cause more injuries. As to comparison to running on the treadmill where you have better impact on the black tarp. Maybe not the correct wording but you see what I’m saying.
Has anybody experienced injuries from either one?
I think running on a flat trail is hard on your feet, and could cause more injuries. As to comparison to running on the treadmill where you have better impact on the black tarp. Maybe not the correct wording but you see what I’m saying.
Has anybody experienced injuries from either one?

