Recycled sperm growth hormone
Six surprising things that can affect male fertility | Men's Health | EWG
The growth hormone acts directly and indirectly via hepatic IGF-1, at the testicular level, to promote sperm production. The locally produced GH may act in a.
Description:Common additives found in personal care products might be wrecking your sperm , a new study published in the Journal of Occupational and Environmental Medicine suggests. In the study, researchers collected sperm and urine samples from men with normal sperm concentrations who attended an infertility clinic in Poland. They tested the sperm for measures of quality, and the urine for levels of five parabens, man-made chemicals used as preservative in personal care and grooming products: If you buy something through our links, we may receive a commission. Plus, higher levels of butylparaben were linked to greater chances of DNA damage in the sperm, too.