Food pad lesions quality was significantly decreased with decreasing in photoperiod. There were no differencesamong treatments on ocular assessments, gait scoring test or tonic immobility responses, suggesting thatthese treatments did not compromise welfare of the birds. These results indicate that long/continuous and regular/intermittent photoperiods equally improved broiler performance compared with short/non-intermittentphotoperiod and no significant effect of light intensity treatments was observed in this study