ADULT, AIRWAY, APNEA, APNOEA, ASLEEP, ASSISTANCE, BREATHING, CLOSE, CLOSED, CONTINUOUS, COVERING, CPAP, DIFFICULTY, DISORDER, DOWN, EQUIPMENT, EYES, HEALTH, HEALTHCARE, INSTRUMENT, LIBRARY, LYING, MALE, MAN, MASK, MEDICAL, MOUTH, NASAL, OBESE, OBESITY, ONE, OVERWEIGHT, PERSON, POSITIVE, PRESSURE, PROBLEMS, SCIENCE, SLEEP, SLEEPING, SNORING, SUPPORT, TREATMENT, UNHEALTHY, UP, VENTILATOR,