Why women secretly turn up the heating

While male and female body temperatures are similar, subtle biological difference conspire to make household temperatures a perennial bone of contention

Forget negotiations over who takes out the bin, new research suggests that the ideal home temperature is the vexed question most likely to split households down gender lines.

A study found that one third of couples dispute this issue and that four in 10 women covertly turn up the heating behind their partner's back.