
If your workout intention today is to work your abs and core, and get your heart rate raised, then we've got the routine for you. In just 30 minutes, you will work your abdominal muscles through a series of moves using only your bodyweight.
The routine comes from NASM-certified personal trainer Sydney Cummings Houdyshell and is a great way to develop full body strength with only minimal equipment. And, importantly, Houdyshell guides you through the entire routine.