Sperms and testosterone of men are declining, half already gone – decline is accelerating. With one reason for brain weakness? Pollutants hinder testicular development and later sperm and testosterone production in pregnancy. The same pollutants also hinder brain development and could possibly contribute to Pisa's failure. The topic earned more interest from research, politics and media. The Pisa studies of the OECD [...]
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Sperms and testosterone of men are declining, half already gone – decline is accelerating. With one reason for brain weakness? Pollutants hinder testicular development and later sperm and testosterone production in pregnancy. The same pollutants also hinder brain development and could possibly contribute to Pisa's failure. The topic earned more interest from research, politics and media. The Pisa studies of the OECD [...]