Our environment plays a big factor in our health. Staying healthy is mostly about reducing our contact with dirt. There is a big difference between an orderly surrounding, although needed for the correct mindset, and clean surrounding.

A carpet in your living room seem clean but if it stayed there for a year, high probability that hordes of germs are inhabiting it. As a result you and your family are in high risk of getting sick. So it pays to have your carpet cleaned once in a while.