Inclusion Criteria:  Age 19 to 24 Healthy young adults from Rawalpindi/Islamabad. Both males and females Participants should have normal sleep patterns without any signs or symptoms of insomnia or hypersomnia. Persons without any sleep disorders. Persons without any neurological disease.  Exclusion Criteria:  Persons with sleep disorders such as hypersomnia, insomnia, parasomnia etc. Elderly population. Persons with any sort of neurological deficits. COVID positive and those with any suspected signs and symptoms of COVID-19. Alcoholics Pregnant females  A participant with the history of or active diagnosed conditions of any of the following, which renders individual's performance will be excluded:  Neurological. Musculoskeletal. Cardiopulmonary. Any congenital disorder or limb deformities.