Humidity is one of the most important factors affecting dust mite populations.1 Dust mites absorb moisture from the air to stay hydrated. Without it they die.1 That’s why you won’t usually find them as much, causing allergies, in places with low humidity such as deserts and at high altitudes.1
Studies show that house dust mites tend to prefer living in bedrooms over other areas of the home.2 This is partly due to the abundant food supply – dust mites feed on dead skin cells. But also because the humidity conditions are just right, especially as beds are warm and moist.
Read on to learn more about the relationship between dust mites, humidity and allergy symptoms.