News tagged with male sex hormones

Fracking chemicals tied to reduced sperm count in mice

Prenatal exposure to a mixture of chemicals used in the oil and natural gas drilling technique known as hydraulic fracturing, or fracking, at levels found in the environment lowered sperm counts in male mice when they reached ...

Oct 14, 2015
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Midrange testosterone levels better for older men

(Medical Xpress)—Optimal levels of testosterone - meaning neither low nor high - in older men are associated with better survival, according to a study recently published by a team of UWA researchers in the Journal of Clinical ...

Jan 10, 2014
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