There are many reasons to sleep in the nude, one of which could be the feeling of being too hot. Another reason could be simply that some people may actually enjoy the freedom of nudity and the feeling of not feeling restrained by clothing.
some
It is difficult to determine an exact number as personal preferences vary. Some individuals may choose to sleep nude for comfort or personal reasons, while others may not.
Mainly for comfort. Many people sleep better if they don't feel constricted in any way.
Some causes of sleep eating are staying up too late into the night, starvation, or obesity. These reasons are the top 3 reasons for the causing of sleep eating.
Some people need more sleep than others for several reasons. Some people are busier and need more sleep and some may need more sleep due to genetic reasons.
Some people might feel lonely, or maybe they get an adrenaline rush out of it, but most people probably ave other reasons.
No some wear just boxers/underwear, some wear just a shirt or some sleep nude it varies.
some might some sleep in coffens but yes they can if they choose
If you have sleep apnea some reconstructive rhinoplasty might be in order to keep you from having to wear a device to help you breathe at night. It will also help you if you snore.
It isn't necessary bad to wear underwear when you sleep, some people like the comfort of being totally nude and the feeling of the sheets agains they bodies.
Not enough sleep
Humasn go to sleep because we get tired. Proper rest is part of a proper diet.