
August 27, 2023
The History of Cardio HIIT and Cardio ISOMETRICS
HOTWORX made the decision early on, prior to the opening of its very first studio, that the use of isometrics and HIIT would be the most effective approach to infrared fitness training, and therefore, would be the basis for all of the workouts that would be offered in each of the patented HOTWORX workout saunas.