Marker check · 5 questions

Why preventive care matters

Why it matters

Many of the conditions that shorten life are far more treatable when a screening finds them early. Removing polyps at colonoscopy halved colorectal cancer deaths [1], and breast screening cut breast cancer deaths by about 20% [2]. General health checks on their own did not lower mortality in trials, so it is the specific screenings that count [3].

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