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New Berlin Aging Study II data suggest that waking at night to urinate isn't merely a nuisance — it may be an early, observable signal of functional decline in older adults.
A large deep-learning study suggests the gap between your retina's biological age and your calendar age tracks with chronic disease risk. The eye, it turns out, may be a useful longevity dashboard.
A 100,000-person Chinese validation shows phenotypic age scores can predict mortality reasonably well — and reminds us why the consumer versions still overreach.