Josh doesn't think anyone can beat his reps on this one, let us know how you get on! High knees straight into sit ups!
Missing you all, can’t wait to see you all again in the new year!
Check out the other challenges, recipes and more
Don't forget to use your Christmas treat of free access to the SportBU gym from 14 to 18 December AND 4 to 8 January! We look forward to welcoming you all back in the New Year and we really hope you have a great Christmas break regardless of everything going on in the world. You’ve got this! See the full package.