Forget sit-ups — you only need 15 minutes and 8 moves to build a stronger core and improve your posture

A photo of a man and woman performing plank shoulder taps.

Sit-ups are a staple in many of the best core workouts, but if you’re not a fan, don’t worry — there are plenty of other effective core-building exercises out there. We've found a short, no-equipment workout that demonstrates just how effective these alternative moves can be.

Thanks to trainer James Stirling also known as the London Fitness Guy, he's formed an 8-move, no-equipment routine designed to challenge, strengthen and add definition to the muscles in your core.