QnA For BJJ: Fixing Rib Injuries, How do you measure BJJ improvement & BJJ Back Pain

Have you got a Rib injury and looking to strap or wrap it? Is there a product that can help prevent rib injuries or protect you when injured? Big answers coming on this one!
How can you objectively track improvement in your BJJ technique? Does it help to measure your jiu-jitsu and what is the method? JT & Joey drop very different but interesting answers. What do you do when you are doing everything right- lifting, stretching, rolling and straight up living that Bulletproof life, but your lower back is still jacked up?! The boys give some good alternatives that can remedy a tight lower back.