™Challenge every muscle in this total body strength training class that tones your body from head to toe using hand weights, barbells, your own body weight and more. Find inspiration in numbers with high-intensity strength training classes that not only build muscle, but improve bone density, burn calories and boost metabolism. During Happy Hour training class, you can expect to burn 400 – 600 calories*, and also maintain a significant metabolism boost throughout the day. Happy Hour classes are suitable for all levels of fitness and exercise experience.