2. Lauren Hefez
Lauren's upbeat videos are filmed in her sitting room — proving that you don't need space to work out. Try this lower body circuit.
3. Ekhart Yoga
4. XHIT Daily
A fitness legend, you can find most of the 30-Day Shred on YouTube. Expect circuits and little sympathy.
Fitness Blender specializes in at-home videos — some of which are especially useful. For example, this quiet home workout is great if you have small children you don't want to wake up. The instructors are also very good at answering viewer questions.
10. Tone It Up
11. Frugal Fitness
12. Tiffany Rothe
13. Do You Yoga
As a professional dancer, Kristen knows her stuff. She also has fun with it — like with
these 007-themed workouts.