One theory about metabolism says that cold temperature stimulates appetite (ever notice you eat more during the winter and you're not hungry after exercising, when your body's warm?) Conversely, people with low body temperature have lower metabolism and will be prone to gaining weight.
I cant really gove you an answer,but what I can give you is a way to a solution, that is you have to find the anglde that you relate to or peaks your interest. A good paper is one that people get drawn into because it reaches them ln some way.As for me WW11 to me, I think of the holocaust and the effect it had on the survivors, their families and those who stood by and did nothing until it was too late.