Hailee steinfeld's Blog (1)

And it is associated with a high level of testosterone in the father and mother during pregnancy with an increase in the sex ratio (male Spring Lake). Thus, one can conclude that the low values ​​of 2D: 4D can lead to a high sex ratio.

Is also associated with the level of testosterone and estrogen prenatal development disorders such as infertility, autism, stuttering, dyslexia, migraines, myocardial ischemia and disorders associated with the immune system, and breast cancer,…