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People who live past 110 have an unusual abundance of killer immune cells
2+ week, 6+ day ago (255+ words) People who reach 110 and beyond appear to have unusually large numbers of rare immune cells capable of killing abnormal cells. These CD4 cytotoxic T cells became more common with age and often expanded into large groups of nearly identical cells, suggesting…...
Scientists reveal why walking gets so much harder with age
4+ week, 1+ day ago (593+ words) New Australian research is shedding light on why walking often becomes slower and more tiring with age. The findings suggest that the body gradually gives up some movement efficiency in favor of staying stable and upright. Led by researchers at…...