Facial ageing . . . and other stories

Looking young for your ageFacial ageing reflects ageing in other parts of the body. When high quality photographs of the faces of 2700 middle aged and older participants in a longitudinal study were assessed by a panel without knowledge of their chronological age and medical history, people whose perceived age was lower than their chronological age were less likely to have osteoporosis, chronic obstructive pulmonary disease, hearing loss, or cataracts. What’s more, their cognitive function was better (Br J Dermatol doi:10.1093/bjd/ljac100).Energy expenditure and incident type 2 diabetesData from 90 000 participants in the UK Biobank study who wore an accelerometer for seven days reveal a linear relation between the amount of energy expended during physical activity and the subsequent incidence of type 2 diabetes—even after adjusting for body mass index. A daily energy expenditure equivalent to a brisk walk of 20 minutes lowered the likelihood of diabetes by around 20%…
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