University of Cambridge: Seven hours of sleep is optimal in middle and old age, say researchers - India Education Diary

Seven hours is the ideal amount of sleep for people in their middle age and upwards, with too little or too much sleep associated with poorer cognitive performance and mental health, say researchers from the University of Cambridge and Fudan Universi

Seven hours is the ideal amount of sleep for people in their middle age and upwards, with too little or too much sleep associated with poorer cognitive performance and mental health, say researchers … [+3774 chars]

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