How to do it Lie down on a bench set at a 30-degree angle, holding two dumb-bells against your chest. Press the dumb-bells up 1/4 of the way, pause for one second, then return to the start position.

It's a notoriously difficult muscle to build. So much so, that more and more men are now starting to go under the knife to have chest implants. There are rumours flying around of some famous WWE ...