Down Dog Yoga offers heated Vinyasa flow yoga classes that aim to build strength, tone and sculpt muscles, increase flexibility and sustain good overall physical health. With 20 classes per week at the Herndon location (there are also locations in Georgetown and Bethesda), Down Dog caters not only to those with yoga experience but also to true beginners. Private instruction is also available. Unlimited packages are available on monthly, biannual and annual terms.