The UK is currently basking in a heatwave, which while enjoyable for sun-seekers, can wreak havoc on sleep quality.

Given the infrequency of such high temperatures in Britain, most households do not have air conditioning units like those found in hotels or holiday homes. According to Which? experts, these units are costly and consume as much energy in an hour as a fridge does in a day.

Fortunately, there are more economical ways to stay cool. However, one common mistake people make at night…