Brachial plexus injuries are complex. When this injury occurs at birth it is complicated by the fact that the newborn’s muscles grow and strengthen drastically in the first few months. So even if a baby regains all nerve function, they could still deal with muscle imbalances and bone problems.
That’s your science lesson for the day. Now on to the amazing and wonderful blessing that God has given to us. NICHOLAS CAN CLAP! This is a huge deal for BPI kids. I won’t bore you with more science, but this is a big step.