找到一篇文章，講低溫下，内臟白色脂肪褐化(browning), 會有益于健康。

https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5313060/#:~:text=With%20extreme%20cold%20such%20as,liver%20steatosis%20in%20obese%20mice.