Orange Theory Fitness is a luxury fitness studio that offers a 60 minute heart monitored interval workout session. By incorporating cardiovascular and strength training into one session, Orange Theory maximizes metabolic burn and creates visible results. The session is a heart rate monitored training session that is designed to monitor client heart rates to make sure they are within a target zone that stimulates metabolism and increases energy. Their clients burn an estimated 500 to 1000 calories per workout. The group fitness sessions are coached by professional trainers and relay on group motivation and coaching support. The up and coming studio has gained traction within the Bay Area and has acquired rave reviews on their approach to fitness.