Want more people to notice you on Instagram? Start with the tiny circle everyone sees first: your profile picture. It pops up on Stories, in comments, and anywhere your handle appears. Done right, ...

Correspondence to Bill Vicenzino, The University of Queensland, School of Health and Rehabilitation Sciences, St Lucia, Brisbane, QLD 4072, Australia; b.vicenzino{at}uq.edu.au Background ...

Background Patellofemoral pain (PFP) has traditionally been viewed as self-limiting, but recent studies show that a large proportion of patients report chronic knee pain at long-term follow-up. We ...