(CNN) — Ah, your bed. After a long day, you look forward to getting in it. You feel safe, secure and snuggly.
But what's inside your bed may be making you sick, not safe.
There's a multitude of contaminants -- bacteria, fungi and allergens -- that you can't see but studies show are there. When you move around as you sleep, you kick them up until the air and breathe them in.
Solutions include frequent linen laundering and using an air filter