Student athletes from Clarendon College peruse the 2017 Prohibited List during the Purewater/Jamaica College/R. Danny Williams Track Meet held at Jamaica College on Saturday, January 7, 2017. The Prohibited List contains the substances and methods prohibited both in- and out-of-competition. A revised version of the list is published by the World Anti-Doping Agency (WADA) on January 1 of each year.