Joy In Movement (J.I.M.) offers efficient 30-minute workouts in an infrared-heated studio at 153 Bridge Road, Richmond. Its 28 infrared-enhanced classes draw on more than 1,000 moves, combining strength, mobility and heat conditioning for deep muscle activation, fat burn and flexibility. The short format makes it practical to fit a full session around work or study, and the variety of classes keeps routines from feeling repetitive. Short, sweaty and seriously effective.