Thoroughbred offers a variety of group training classes that cycle through various running speeds, tempos, inclines, and distances to give you an effe

Thoroughbred Treadmill Studio is a fitness center in Mill valley, CA focused on improving body and mind through the power of run and music. Thoroughbred offers a variety of group training classes that cycle through various running speeds, tempos, inclines, and distances to give you an effective workout that's fun at the same time.