Meta‐analysis on shift work and risks of specific obesity types

The overall odds ratio of night shift work is 1.23 for the risk of obesity or overweight.

• Night shift workers may have a 26% higher risk of obesity compared to those working in a cohort design.
• Shift workers are associated with a higher likelihood of developing abdominal obesity, with an odds ratio of 1.35.
• Permanent night workers show a 29% increased risk of obesity compared to rotating shift workers, with odds ratios of 1.43 and 1.14, respectively.
• The findings suggest a potential gradient association between shift work patterns and obesity types.

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