Ahmed BaHammam, MD, FRCP (Lon), FRCP (Edin), ABIM, EDIC, FACP, FCCP, is a tenured Professor of Medicine at King Saud University (KSU). Recognized as a leading expert in the field of sleep medicine, both nationally and internationally, Prof. BaHammam has established the first academic sleep disorders center in Saudi Arabia and the first Sleep Medicine Fellowship program and subsequently chaired a committee, which established the Saudi regulation for accreditation of sleep medicine specialists and sleep technologists. For his contribution to sleep medicine, he was awarded the Lifetime Achievement Award (2016) by King Saud University. He published more than 200 scientific articles. He is a member of the editorial board of several international medical journals. Further information about his work can be found at http://faculty.ksu.edu.sa/ahmedbahammam/default.aspx

Obesity hypoventilation syndrome,Noninvasive positive pressure ventilation, Adherence to CPAP therapy,Fasting and sleep, Sleep in acute care units, Narcolepsy, Melatonin,Hypersomnolence.