Free Fitness Video Lessons


Free fitness video lessons to help get you fighting fit. Covering cardio, core, strength building, muscle fibre increase and more.

Simon King Fitness YouTube Playlists

Other recommended fitness videos and playlists found at Simon King Fitness’ YouTube Channel

Swiss Ball Information

Choosing the correct ball size is extremely important before taking part in any of the swiss ball programmes. When seated on the ball your knees should be level or slightly below your hips, with your knees bent at 90 degrees. Your feet should be flat on the floor.

Height Ball Size
Under 1.57m (5ft 2 inches) 45cm (18 inches)
1.60m – 1.73m (5ft 3in – 5ft 8 in) 55cm (22 inches)
1.75-1.90 (5ft 9in-6ft 3in) 65cm (26in)
1.93-2.06m (6ft 4in – 6ft 9in) 75cm (30inches)