I'm not a physician, and as always, you should check with your physician for medical advice and treatment, however, Mayo Clinic. Com as well as a few other online medical sites have some interesting facts on this subject. Mayo clinic says that declining testosterone levels "can cause Decreased sexual function, Loss of bone density, Loss of muscle mass, Increase in fat mass, Reduced muscle strength, Memory loss, Mood changes and depression.
I am an endocrinologist. Testosterone deficiency in men causes fatigue, increase in fat/muscle mass ratio (often seen as weight gain), loss of libido, erectile dysfunction, and low mood. It can also caused low bone density and contribute to issues such as heart disease.
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.