old dirty used yellow sweat stained pillow on a mattress. condition of the pillow used for a long time

bacteria bed bedbug bedding bedroom brown care clean cleaning cloth condition creased cushion destruction dirt dirty fabric foul fungus grunge health healthy home hygiene long mattress mites negatively old pillow quilt ragged replace saliva sickness sleep smears smelly soft stained stains surface sweat time treatment unhealthy used wash weathered white yellow