Its not for sure which is which. Though Rugby has less protection they only have limited impact on eachother and the basis for all their tackles are only for the person with the ball, in American football the impact from a tackle can easily kill a Rugby player, In rugby you might leave with bumps or bruise. As a Rugby Player i can see the hits that are coming at me n prepare myself, But when I moved to America and started playing Football at first it was chaos, I broke my leg, ankle, and wrist which put my career at a hault for 1 year and i barely made it back on the field even after therapy. In rugby I was use to a minor concussion or a typical cracked bone. The padding gives American player the right to hit you as hard, and as deadly as they want. And with the helmets i was blindsided an