It’s probably from all the toxins and possibly certain plastics in the environment. Even sunscreen contains estrogenic toxins that affect a developing baby’s sex organs and feminizes the baby.
Fascinating theory insofar as sexuality goes, but why not?
I often wonder what the real impact on the human body is by massive (& continual) bombardment of uWaves from appliances, cell phones, radars et al etc. The relationship to all the cancers that're becoming rather common has to be there to explain the increases.