Fit for You Logo



Health check and fitness assessment Durham

“Physical, mental or lifestyle changes may take time. The results are worth it."

Phil Cordell – Personal Health, Life & Fitness Coach

Stomach Flattener – Jack-knives – Abdominal Exercises 3


Health check and fitness assessment Durham

A video showing the Jack-Knives abdominal exercises, a great stomach flattener.

Just one video of many that Fit for You have put together to teach you the correct way to train ab’s and get a toned stomach

Using a Swiss Ball, place shins on ball & hands on floor in press-up position, keep a natural curve in low back.

Exhale as you contract your abdominals, keeping legs straight, draw legs towards chest, ending with your hips over your head and toes on the ball.

The difficulty can be increased by making the ball smaller, having just one leg on the ball the other suspended, and/or slowing the rep’

An excellent abdominal conditioner, better done as a skill exercise and under control.


We use cookies to give you the best online experience. By agreeing you accept the use of cookies in accordance with our cookie policy.