Stress and social status, society used to revolve around social status, if you were married and had a house and a decent job people respected you, your family was grateful, and apparently all these things boost your testosterone (heard it somewhere but not sure) today if you have these things some people will actually look down on you (according to the internet not sure again), and with the constant Ferris wheel of the news people can't seem to catch a break.
But wtf do I know, not a biologist, not a doctor, etc. just my 2 cents.
But wtf do I know, not a biologist, not a doctor, etc. just my 2 cents.