Some 60% of 2, 000 students questioned by OnePoll for penmakers Bic said they changed their diet before exams because they believe some foods can boost their brain power and memory.

BBC: One in three students wears 'lucky exam underwear'

The survey, carried out for The Co-operative Legal Services by Onepoll, found that just under a quarter of 800 divorced people questioned said they had tried to hide some of their finances or items from their partners.

BBC: Divorcing couples often hide assets, survey suggests