Recordings over the nights with or without the "Forrest" epic device will be carried out at the patient's home, after verification that each patient sleeps alone in his/her room. The recording and data processing of snoring will be performed through the application "SNORLAB" on IPHONE 6 mobile device. Ambulatory sleep studies with PAT device will be carried out during two nights (with and without the Forrest Device) with most patients.