To make sure a mattress is not toxic and it does not pose a risk to your health, it must be made of natural and organic fibers and it must not be treated with chemical substances in order to make it more durable or fire resistant. If you wake up feeling dizzy, you experience headaches, you have breathing problems or you are disturbed by the strong and unpleasant smell of your mattress, chances are your mattress is toxic. To help you find out if you are sleeping on a toxic mattress, here are a few aspects regarding how a safe and quality mattress should look, smell and feel like.