When I was younger, I thought it was a good idea to do 100 sit-ups every morning as soon as I got out of bed. I’ve since realised that there are many other core-strengthening exercises worth trying too—many of which you can also do without any equipment.

Core strength plays a role in how we move around. When our core is weak, it can lead to lower back pain and poor posture, and it even impacts balance. Building a stronger core is an effective way to keep your body moving well for as long as possible.

To get a stronger midline, try this circuit by certified personal trainer Keri Anderson , and because you can do it anywhere, it’s also a great workout to do when you’re on vacation because all the moves are bodyweight-only. You may like

The seven best equipment-free exercises for a stro

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