Just over 25% of people surveyed say they have trouble remembering this, what is it?
Fewer than 4% of the world’s population has this, what is it?
46% of people surveyed say they flirt here, where?
A survey on The Knot revealed that just under 6% of couples said they did this before their wedding, what is it?
As temperatures increase, the number of men doing this increases by 25%, what is it?