6 Lifestyle choices that contribute to Male Infertility

2. Alcohol 

Alcohol has negative impact on the male reproductive system. So, although testosterone level may increase with alcohol consumption, the quality of semen does not. It gets even more lethal when combined with tobacco and smoking.

There is no precise amount of alcohol level that is considered as safe or acceptable when it comes to affecting male fertility. The existing research indicate that more alcohol a man consumes, the worse the effect on his fertility.