One in five Brits are unfaithful to their partners at some point during their marriage, according to relationship experts, and they suggest that there is one telltale sign to look out for – golf.

A survey conducted by married dating site Illicitencounters.com revealed that the most common excuse used by men who cheat is golf.

A staggering 74% of the 2,000 people surveyed confessed they regularly use the sport as a cover to meet their secret lover. This was followed by business trips, working…