After just two years, about 10 percent of your pillow's weight can consist of dust mite droppings—a stark reminder of what's lurking in your bedding.
We shed around 14 grams of skin cells every week, much of it right in our beds. This creates an ideal environment for dust mites, which thrive in warm, humid conditions. These tiny invaders can trigger allergic reactions, particularly for those with asthma, eczema, or hay fever.
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Source: Refinery29