It’s interesting to read the comments, as there are people who are like
I sometimes don’t return the cart and I attest myself to not be a bad person. Therfore the test is bullshit.
But then they behave like a dick in the comments; showing involuntarily that the test is a good metric.
So I think even a post about this test works like the test on a more meta level.
I have no serious knowledge about it, but for the thermic aspect I can’t imagine it working in any way.
Your body will try its best to keep its core temperature constant. So you won’t really cool your cells down.
In this process it will burn even more fuel to produce heat, so quite the opposide they want to archive.