Soy-based foods may lower sperm count (more in fat men)
July 24th, 2008 | by jeff | | Post to NewsCloud »he researchers found the association between soy foods and lower sperm count was stronger in overweight men, which might suggest hormones are playing a role. "Men who are overweight or obese tend to have higher levels of androgen-produced estrogen. They are converting a male hormone into a female hormone in their fat. The more body fat you have, the more estrogen you produce in your fat," Chavarro said.
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