Somnology is the study of sleep patterns.
Somnology or hypnology
Somnology or hypnology
Polysomnography and Somnology are both used to describe the study of sleep and sleep disorders. A somnologist would be the best term for a scientist who studied sleep disorder, but he might not be a licensed doctor.
The formal name for a sleep expert is a somnologist. Somnology is the scientific study of sleep in human beings. It is intended for the purpose of helping or curing sleep disorders such as insomnia. Somnologists study sleep patterns by sleep diaries, sleep questionnaires, actigraphy, physical examination and polysomnography.
A somnologist is someone who specializes in sleep disorders. They study and treatment of sleep disorders and irregularities thus the term for a doctor who studies sleep disorders would be called a somnologist.