Before revision: Calisthenics (American English) or calisthenics (British English) (/ˌkælɪsˈθɛnɪk/) is a form of strength training that utilizes an individual's body weight as resistance to perform multi-joint, can be performed with little to no equipments.
After revision: Calisthenics (American English) or callisthenics (British English) (/ˌkælɪsˈθɛnɪk/) is a form of strength training that utilizes an individual's body weight as resistance to perform multi-joint, can be performed with little to no equipments.