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Could hard physical labor increase dementia risk?
World Health Organization (WHO), around 50 million people worldwide are living with dementia, and the estimates suggest that the number will triple by 2050.There is some evidence that physical exercise during leisure time, such as working out, cycling, jogging, and competitive sports, may protect against dementia in later life.However, the latest research suggests that hard physical labor, such as construction work or house removals, has the opposite effect.The explanation may lie in the different physiological effects of the two kinds of physical activity.The scientists, led by the University of Copenhagen in Denmark, say physically demanding work often involves standing for long periods, maintaining “static” postures, lifting heavy