By Gemma Conroy
Should you go on that second date? A gene that influences how much alcohol we drink may also shape our decisions when choosing a partner.
It’s no secret that many couples have similar patterns when it comes to alcohol use, but pinning down the underlying reason has been tricky. One explanation could be that a couple’s drinking habits become more alike over time.
Laurence Howe at the University of Bristol says previous studies on the link between alcohol use and partner choice have relied mostly …