'You should clean your mattress every month - but some think it's excessive'
!['You should clean your mattress every month - but some think it's excessive'](https://i2-prod.mirror.co.uk/incoming/article33168157.ece/ALTERNATES/s615/0_GettyImages-1746831268.jpg)
According to experts, your mattress should be cleaned every four to six weeks, which is almost as often as you should be changing your sheets - but some think the advice is excessive