Ready to get moving?
Marvin Ambrosius is a fitness expert and personal trainer, best known for his TV shows on Sky Sports TV, where he would host fitness routines for celebrity guests.
He has been a WW member in the past (although he's not currently on the programme). He used to be 19st so knows how it feels to be overweight, afraid to exercise and lacking in body confidence.
These videos are a great way to earn FitPoints® so make sure your fitness tracker is synced to the WW app to start earning!
Find Marvin on Instagram for more fitness inspiration.
Stretch it out
Follow these simple stretch exercises to help prepare for a workout, then scroll down for more fitness content!