Workout 20 MIN HIIT WORKOUT | DO THIS TO BURN CALORIES 🔥 | BURN FAT | APARTMENT FRIENDLY + NO IMPACT By admin - October 26, 2020 0 149 Facebook Twitter Pinterest WhatsApp This is a 20 minute HIIT (High intense interval training) workout to burn fat and build lean muscle! Only 5 exercises :45 seconds on and :15 seconds off repeat … source