A meta-analysis using the Burden of Proof framework, drawing on 16 systematic reviews and 843 observational studies, finds that alcohol consumption increases risk for most health outcomes, with high intake uniformly harmful for all tested outcomes and only limited, outcome-specific U-shaped associations at low-to-moderate levels for some cardiometabolic and neurological conditions.
- Xiaochen Dai
- Sneha I. Nicholson
- Emmanuela Gakidou