Grab yourself a set of dumbbells and give this 300 Rep Dumbbell Challenge a go.
The aim is complete six rounds of the following exercises as quickly as possible (with good form).
Take rests whenever you need them.
10 SQUAT JUMPS
10 SHOULDER PRESS
10 PRESS UPS
10 PLANK ROWS
Time yourself and let me know how quickly you can complete the challenge
Before you start the workout session, go to www.youtube.com/grahamlowpt to watch the demonstration video.