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source_46c7c4275214410d
{"contradictions": ["Tai chi is widely promoted as a low-impact mind-body exercise for older adults, yet its purported benefits span heterogeneous cardiometabolic, skeletal, cognitive, and psychological endpoints, and the strength of supporting human evidence varies sharply across these domains.", "Three explicit within-corpus contradictions recur: Yin 2023 (negative direction on hypertensive outc…
sha256 549d0486db521958…