CORR Insights®: "Knuckle Cracking": Can Blinded Observers Detect Changes with Physical Examination and Sonography?

The author discusses the study of Boutin and colleagues on the unexplored variables related to knuckle cracking such as swelling, joint laxity and weakness immediately before and after cracking. It mentions that the results of the study show that knuckle cracking does not have an adverse effects on grip strength and swelling. the author adds that the study need to be reinforced by a restrospective research.