Hot yoga can only be performed in a temperature-controlled studio or a car that's been sitting in the mall parking lot all summer. Get hot with this Groupon. Choose Between Two Options $20 for 20 hot-yoga classes (up to a $250 value) $49 for one month of unlimited hot-yoga classes (up to a $135 value) Instructors guide students through a series of poses inside a warm studio. Hatha classes incorporate static poses that enhance the body's range of motion, and Power and Sculpt classes follow more intense series designed to strengthen core muscles and tone physiques. Check out the class schedules for the Covington, Puyallup, and Northgate locations. Though this merchant sometimes offers a discounted price online, this Groupon is still the best deal available.