A Systematic Review and Meta-Analysis of Free Triiodothyronine (FT3) Levels in Humans Depending on Seasonal Air Temperature Changes: Is the Variation in FT3 Levels Related to Nonshivering Thermogenesis?

Int J Mol Sci · 2023 · PMC10531421 · PMID 37762355

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may not be significantno p-value reported

However, winter changes in thyroid hormone levels may not be significant, possibly depending on the duration and intensity of cold exposure on the individual and lifestyle factors [ 11 , 41 , 42 ].

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