I have done steady rate cardio for the bulk of my cardio exercises. I recently found out about HIIT and it's after burner effect and am interested to give it a try. I am still apprehensive about ...
I was an ectomorph. After a coupe of years of weightlifting I have gained some muscle as well as body fat. Now I am planning to lose body fat without sacrificing muscle. Is HIIT suitable for my goal?