A surprising second interpretation comes from fitness communities. "Bound" here refers to restricted blood flow training (BFR), weighted vests, or resistance bands. A Boundlife fitness video shows:
The official Casper Sejersen website under his film portfolio. boundlife video
They call it boundlife because everything is braided to something else: breath to bone, memory to muscle, sunlight to the roots that teach the soil how to remember rain. Living is not a list of separate things but a continuous ledger of debts and gifts, a ledger written in quiet marks on skin and in the slow curves of rivers. We are the outstanding balance, both debtor and creditor, keeping accounts with the world. memory to muscle