This paper is a revision and update of the recommendations developed following the 1st (Vienna) and 2nd (Prague) International Symposia on Concussion in Sport.1 2 The Zurich Consensus statement is ...

figure 2). The final multivariable logistic regression model adjusted for concussion history, physical activity, substance use, illicit drug use and covariates of participant grade, biological sex, ...

Portland Trail Blazers center Donovan Clingan has been diagnosed with a grade 2 MCL sprain ... the injury report due to entering the NBA’s concussion protocol. Williams hit his head diving ...