Why men are more often caught cheating: They're stupid

Sara Hartley, of IllicitEncounters.com, said careless men often leave their mobile phones lying around giving their partners a chance to check-up on them.

She said: ‘We find men can be surprisingly reckless when it comes to disguising their affairs.

‘Women are far more careful to log out of private email accounts and Facebook and keep separate email addresses and SIM cards specifically for their lover’s use.