The comparison of sensory processing sensitivity and psychological well-being in Morningness- Eveningness personality types

Introduction: The aim of the present study was to investigate psychological well-being and Sensory processing sensitivity levels based on the change in the circadian cycle Morningness and eveningness.

Method: For this purpose, Initially 475 students of Urmia were selected, in the form multistage cluster sampling, Then Morningness and eveningness types Questionnaire In order to responding were distributed among them. After analysing the initial results, 51 participants were selected for the second stage According to obtained scores in personality traits questionnaire Morningness and eveningness, as individuals with Morningness and eveningness and intermediate. Finally, , in order to test the hypothesis of this study, participants were have studied to measure well-being and processing sensitivity, Psychological well-being scale and scale of individual with sensory processing sensitivity were distributed among participants in the study in order to collect data. Collected data were analyzed to investigate the research goals.

Result: Results indicated significant differences between dimensions of Psychological well-being based on the types of Morningness and eveningness and intermediate, Morningness types had a lower Psychological well-being, also comparison of Morningness and eveningness in Sensory processing sensitivity Dimensions, showed that groups of Morningness types had higher sensitivity to stimulus.

Discussion and conclusion: It seems that individual differences in circadian cycles, may be related to levels of mental health and lead to different reactivity to stimulants.

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