"Truly amazing. For 30 years Ive been snoring at least an hour a night. Since I started tracking my sleep, I typically go between shallow and deep sleeps four or five time a night, but with my Zyppah, I stay in deep sleep for 4-5 hours a night and only go into shallow sleep when I first go to sleep and when Im waking up in the morning! This is the product Ive been praying would be created for years, but never believed would actually come to light! THANK YOU THANK YOU THANK YOU!"