Mice housed in cold environments became 40% more sensitive to insulin compared to mice housed at room temperature.

“Hansen it Al from 2017 showed that a group of subjects who slept in a room at 24° and then they made this pet C scanning to see how much Brown fat do they have from the beginning so what we call Baseline then they measured again after — a month of sleeping in 19 degrees and they saw I think it's remarkable just one month at 19 degrees sleeping there they had a duet on and they were still had to close on when they're sleeping so they're under a cover under a duet under under a duet yeah yeah the subjects were sleeping at 19 degre from one month had increased his insulin sensitivity”