Department of Clinical Nutrition and Dietetics, College of Health Sciences/Research Institute for Medical and Health Sciences (RIMHS), University of Sharjah, Sharjah, United Arab Emirates. Electronic address: mfaris@sharjah.ac.ae. Rehabilitation Services, Periphery Hospitals, Ministry of Health, Manama, Bahrain; College of Medicine and Medical Sciences, Arabian Gulf University, Manama, Bahrain. Department of Medicine, College of Medicine, University Sleep Disorders Center, King Saud University, Riyadh, Saudi Arabia; The Strategic Technologies Program of the National Plan for Sciences and Technology and Innovation in the Kingdom of Saudi Arabia, Riyadh, Saudi Arabia. Department of Clinical Nutrition and Dietetics, College of Health Sciences/Research Institute for Medical and Health Sciences (RIMHS), University of Sharjah, Sharjah, United Arab Emirates. Department of Medical Laboratory Sciences, College of Health Sciences/Research Institute for Medical and Health Sciences (RIMHS), University of Sharjah, Sharjah, United Arab Emirates. Endocrine Department, Dubai Hospital, Dubai Health Authority, Dubai, United Arab Emirates.