Some people say that the essential oil diffusers don't work for them but the essential oil diffuser I have works well for me.
Essential oil diffusers help promote sleep, Boosts your Immune System, Clears and keeps your lungs clean and helps with your Respiratory health to help you breathe better.
Essential Oil diffusers also help you Focus and Cognitive Function and improve your mental health as well.
I find that they do work for me and I would highly recommend getting an essential oil diffuser.