5 thoughts on “HIIT #41: 20 minute full body HIIT workout to burn fat, build muscle, & increase fitness

  1. Thanks so much for all of these workouts Natalie; I can fit them into my working day and you give us loads of alternatives for those bad days as well! Please keep them coming – thank you!

  2. Hello! Im a new subscriber & I love your workouts! I love that it's 20 sec. on, 10 sec. off & you cover all the body parts! A lot is covered & accomplished in only 20 minutes! Thank you, you're awesome!!

Leave a Reply

Your email address will not be published. Required fields are marked *