There are many reasons why men become sterile. It can be due to alcoholism, stress, obesity and hormonal problems.

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  1. What Causes Men to be Sterile? –
  2. What causes infertility and sterility? –
  3. What causes sterility? –
  4. What are the causes of sterility.? –
  5. What is a disease that can cause sterility? –
  6. Why would a vasectomy cause sterility? –
  7. Why does a vasectomy cause sterility? –
  8. What can cause sterility in men? –