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Sleep deprivation for a prolonged time has been linked with many chronic conditions such as increased body weight, glucose intolerance, hypertension, cognitive impairment. Obesity could be a leading reason behind morbidity and mortality in the twenty first century and its pervasiveness has been quickly expanding in the course of recent years. As of late, a comparable development in self-revealed lack of sleep has been seen, parallel to the epidemic of obesity. The average sleep time in the general population is projected to have dropped by an average of 2 hours per night. People sleeping less than 6.5 hours are at greater risk of gaining weight whereas excessive sleep duration is associated with increased morbidity.[2,3] Obesity which leads to low–grade systemic inflammation is viewed as the key connection among obesity and obesity-related illness that includes cognitive dysfunction. Reduced sleep increases the danger of intellectual disability for individuals. Cognitive dysfunction especially in the domains of attention and memory increases the risk of Alzheimer in people getting even 1 hour less than the required sleep affects. Food reward pathways got activated which led to weight gain when partial sleep restriction provided for six days.