Not that fussed about sit-ups? Me neither, so I say sweep them to one side and hit more muscles in one go using the good old do-it-all compound exercise — a multi-joint, multi-muscle move that hits ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. Credit: Getty Images We’ve said it before and we’ll say it again — when it comes to building a ...

Medicine ball Russian twists are great for working the obliques and strengthening the core. Sit back-to-back with your ...