¿ìè¶ÌÊÓƵ

It’s only a small bump, but has shown that there is a rise in conceptions around 14 February.

Valentine’s Day special: The right chemistry

Can science help us rewrite the rulebook on love? Find out in our special report, where we bust some persistent myths on sex, love and lust.

An analysis of data from 2015 found that, in an average week in England, 15,427 babies are conceived. But in the week around Valentine’s Day, this figure rose by 5 per cent, to 16,263.

Love seems to linger in the air for a little longer too – the following week, more than 16,300 babies were conceived.

Read more: Love at first sight is really just lust or even false memory