>>212283737
>Just today at 8:40 am it was like -7°C where I live
That's round about the coldest temperature I've ever experienced - and you're just experiencing it casually.
How many snowmen have you built so far?

>>211828264
What you are describing is known as "diplosomnia", a technique employed to double the restfulness gained from slumber by sleeping twice at once. It has been discovered and rediscovered countless times over the course of human history, the knowledge always subsequently being lost after its practitioners were conquered by a more primitive, crankier people.