OrangeTheory Fitness, 3300 Bee Caves Road, Ste. 200, Austin, opened Oct. 20 in the Westbank Market shopping center. The heart-rate-monitored fitness program includes a 60-minute workout with intervals of cardiovascular and strength training. The classes are designed to keep heart rates in a target zone that stimulates metabolism and increases energy. 512- 807-0441. www.orangetheoryfitness.com/westlake