Based on the study reported in European Urology, male smokers have fewer sperm counts, especially during ejaculation. In addition, sperm shape and movement is also worse than men who do not smoke.
"We can say with a clear, smoke alter male fertility. Therefore, quitting smoking is highly recommended for couples seeking fertility," Agarwal said as quoted by Reuters.
However, there has been no further research to see if the quality of sperm increased significantly after quitting smoking.
Meanwhile, according to Anjay K Nagnia of the department of urology at the University of Kansas d Hospital and Medical Center in Kansas City, the influence of smoking in sperm is a serious problem.
According to him, during ordinary people mostly associate smoking as a cause of lung cancer, emphysema, and heart disease.
In fact, the chemicals in cigarettes, such as tar and nicotine into the bloodstream, walks into semen and affect sperm quality.
Nangnia that smoking can also cause erectile dysfunction in young men. According to him, good erection is also associated with male fertility.
"Smoking is a negative impact on all systems of the body and this is a serious hazard to health," said Agarwal.