This routine comes from fitness trainer MadFit, who has built a strong reputation in the fitness industry over the years. Her YouTube channel has over 10 million subscribers looking for quick ...
When you picture the typical high-intensity interval training (HIIT) workout, a handful of go-to exercises likely come to mind: burpees, squats, lunges, mountain climbers, jumping rope ...
YouTuber MadFit uploaded an at-home 30-minute full-body HIIT workout three years ago that remains popular with viewers. People in the comments reported positive results, such as weight loss and ...