UK Biobank registry analyzed assoc. betw sleep duration, insomnia, & shift with osteoarthritis endpoints (KOA, HOA, TKA, THA) - all incr/highest in pts w/ <6 hrs nightly sleep. Night shift workers had 24% higher knee OA risk (HR=1.24) & 28% higher TKA risk (HR=1.28). https://t.co/UnxXH2I92R