That's Amazing!
That's Spectactular!
That's Scary!
The pain receptors on your back are farther apart and so the sensations are less intense. Everyone has their own pain tolerence index and pain that some people would find debilitating would pose no hinderence to others. Healing would be just like any 'open wound'.
The healed bamboo grove is interesting, add some coloration and it could be very beautiful.