“…Understanding the relationship between sleep hygiene and sleepiness will widen the avenue into the therapy of sleep problems regardless of etiology. Recent literature suggests the role of nonpharmacological therapies is important in treating many sleep problems (Azad, Byszewski, Sarazin, McLean, & Koziarz, 2003;Chesson et al, 1999;Harsora & Kessmann, 2009;Hoch et al, 2001;Siriwardena et al, 2009;Stepanski & Wyatt, 2003;Weiss, Wasdell, Bomben, Rea, & Freeman, 2006;Wildschiodtz & Rasmussen, 1981). Further, clarifying the sleep hygienesleepiness relationship should be particularly useful in population groups where hours are long and/or unpredictable, such as resident doctors, shift work employees, IT and BPO professionals.…”