Yekzamani, Parvaneh

[ 1 ] - Investigating the effect of different light intensities in work environments on Circadian rhythm using animal model

Introduction: light intensity and duration are physical factors that affect hormone secretion and circadian rhythms. This study aimed to determine the effects of various light intensities on serum melatonin and cortisol levels.  Materials and methods: This experimental study was carried out on 32 male rats: Group 1 as the control group, received a brightness of 150 lux, and groups 2, 3, and ...