Tag
Aging
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The fastest walkers over 80 had half the cognitive decline
A Neurology study of nearly 5,000 adults over 80 found the fastest walkers had half the risk of cognitive impairment, yet autopsies showed no less Alzheimer's pathology in their brains.
Jul 26, 2026
Gut bacteria tracked with frailty in 2,081 older women
A Nature Communications study of Swedish women aged 75 to 80 found frailty was linked to a less diverse gut microbiome, with 404 bacterial species implicated and most of it repeating in a Chinese cohort.
Jul 26, 2026
High-impact exercise did not wreck knees with osteoarthritis
A British Journal of Sports Medicine analysis of 17,661 Danes with hip or knee osteoarthritis found those doing high-impact activity were less likely to need a hip replacement, not more.
Jul 26, 2026
Proteomic aging clocks didn't beat lifestyle questions
A Nature Aging study of 17,473 Europeans found protein-based aging clocks predicted death and disease well, then noted they did no better than asking about smoking, drinking and exercise.
Jul 26, 2026