It goes without saying that alcohol abuse influences badly on sex life in the long run. Of course, if you have a glass of red wine a day, you can benefit from the antioxidants it has, especially it is good for the heart. But can you be sure that such moderate alcohol consumption will not turn to be a bad habit? And if a man increases the mentioned amount, he can harm his health, in particular his sex life.
Man puberty is a possibility to provide a childbearing. When a boy is around 11-13 years old there starts a process in a brain section which is also called a hypothalamus which is getting expressed by the special hormone called GnRH generating. First of all this process starts when a boy is sleeping, but while he is growing this hormone takes an action in a daily life as well. And at this moment we can definitely tell that the man puberty has finished.