Sweat it out with three rounds of high-intensity intervals using Tabata—20 seconds max effort, 10 seconds rest, 1-minute in between. Each round increases in difficulty but you always have the option to modify by returning to the previous round.
Sweat it out with three rounds of high-intensity intervals using Tabata—20 seconds max effort, 10 seconds rest, 1-minute in between. Each round increases in difficulty but you always have the option to modify by returning to the previous round.