
The National Sleep Foundation recommends replacing your pillow every 1- 2 years, since you rest your face on them. Pillows can accumulate saliva, skin, oils, makeup, dead skin cells, dust mites and even mold.

The National Sleep Foundation recommends replacing your pillow every 1- 2 years, since you rest your face on them. Pillows can accumulate saliva, skin, oils, makeup, dead skin cells, dust mites and even mold.