My favorite HIIT workouts

Please also check favorite yoga flows.

Bauch HIIT Workout | 15 Minuten Core & Abs
Toned Arms, Abs & Back Workout
Fat Burning HIIT Workout

I have to evaluate the following:

15 Min. Booty Burn | Best Home Workout for your Butt | No Squats
15 Min. Full Body Stretch | Daily Routine for Flexibility, Mobility & Relaxation