By Susan Scutti – CNN 01/24/2019
“…A recent study in Japan found a link between temperature fluctuations and a lower male-to-female sex ratio at birth, with conceptions of boys especially vulnerable to external stress factors, wrote Dr. Misao Fukuda, lead study author and founder of the M&K Health Institute in Hyogo. …”
Read the entire article: https://www.cnn.com/2019/01/23/health/climate-change-infant-sex-ratio-intl/index.html