"We saw on over 50% decline," researcher says.
Image credits: Julien Tromeur.
Something keeps happening to mens hormones. Across nearly 50 years and five countries, testosterone levels have fallen sharply and researchers say it may signal a wide… [+6073 chars]
Something keeps happening to mens hormones. Across nearly 50 years and five countries, testosterone levels have fallen sharply and researchers say it may signal a wide… [+6073 chars]