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.
Male Fertility and Alcohol. Men tend to drink more than women do and can generally handle it. However, the night out with the boys also affects their fertility. Consuming excessive amounts of alcohol lowers testosterone levels as well as the quality and quantity of sperm.veryone enjoys the odd glass of wine or whiskey and there is nothing wrong with unwinding in that way if you enjoy it. For people trying to conceive it might be worrying, as one has to answer the question of whether or not drinking alcohol can affect their fertility.