Introduction/Aim: The use of macronutrient and micronutrient foods is associated with the duration of sleep. This study aimed to determine the effect of zinc supplements on the sleep quality of older adults. Methods: The current parallel randomized clinical trial study was performed using a convenience sampling method. One hundred and fifty older a...

By Abolfazl Afzali, Mojarrad Mohandes, Shahrbanoo Goli, Hossein Bagheri, Seyedmohammad Mirhosseini, Hossein Ebrahimi