Physically Demanding Work Tied to Male Fertility: Study suggests occupational factors associated with higher sperm concentrations and serum testosterone levels. hms.harvard.edu Submitted by filosoful t3_11dhcoe 2 years ago in Futurology 80 comments 297
GarrusCalibrates t1_jaa3kbx wrote 2 years ago More plates, more dates, gentlemen. Lift heavy things. Permalink 1
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