Unscented Snoring Aid 1 Size Fits All Clinically Tested* *Clinical tests conducted at a major medical sleep disorder research center concluded that the Silent Snooz® Snoring Aid significantly reduced snoring in greater than 85% of people. More than 80 million Americans snore - 65% are men and 35% are women. There are many reasons for snoring - allergies, colds, overwork, stress, smoking, dry air, deviated septum, tonsils, and medications. How This Soft, Comfortable, Snoring Aid Works Restricted nasal passages are a major cause of snoring. Flexing action open the nasal passages. Our snoring aid easily inserts into the openings at the base of the nose. Nasal passages open for freer breathing and reduced snoring.