Side planks and burpees for the ultimate burn. Are you up for the challenge? Let’s work those hidden muscles.
https://www.youtube.com/watch?v=PPiwN2XFqUc
Remember to warm up before, do a Mandatory Mobility
https://www.youtube.com/watch?v=rt4KoXdotx4
If you are not sure how to perform those exercises, check out this video
https://www.youtube.com/watch?v=h2-XOrXvLUM