Sperm Works Best in the Winter, Study Finds
Spring may be when a young man’s fancy turns to love, but new evidence suggests that it’s winter when his sperm is at its spunkiest.
Continue Reading http://newswatch.nationalgeographic.comSpring may be when a young man’s fancy turns to love, but new evidence suggests that it’s winter when his sperm is at its spunkiest.
Continue Reading http://newswatch.nationalgeographic.com
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