Schistosomiasis (bilharziasis) is a major human disease caused by three species of the genus Schistosoma, known collectively as blood flukes. Africa and western Asia (e.g., Iran, Iraq) are endemic centres for S. haematobium; S. mansoni also is found in these areas, as well as inâ¦
How Alcohol Damages Sperm. Alcohol can reduce the quantity of sperm a man produces (his sperm count) and the quality of that sperm. One way in which alcohol does this is by preventing the body from absorbing zinc in the normal way. Zinc is found in high quantities in sperm.
Alcohol Use Before Conception. Similar to how smoking affects your ability to become pregnant, drinking alcohol before trying to become pregnant may also have adverse affects on conception.f ovulation doesn't occur, a woman's ovary doesn't release an egg. When this happens, a woman literally can't become pregnant, no matter how hard she tries. Men who drink alcohol may also suffer from alcohol-related fertility issues such as low sperm count and low sperm motility.