Is it true that … sit-ups are the best exercise for abs?

The classic gym routine doesn’t isolate your stomach muscles as much as you might think, but here are five that willIf someone in a film or TV show wants a six-pack, chances are they’ll drop to the floor and start doing sit-ups. According to Dr Lee Brown, senior lecturer in strength and conditioning at the University of East London, that’s more Hollywood than science.“It’s embedded in the archaic practices of boxing coaches and therefore everyone seems to