A number of risk factors are linked to low sperm count and other problems that can cause low sperm count. They include:

  • Smoking tobacco
  • Drinking alcohol
  • Using certain illicit drugs
  • Being overweight
  • Having certain past or present infections
  • Being exposed to toxins
  • Overheating the testicles
  • Having experienced trauma to the testicles
  • Being born with a fertility disorder or having a blood relative with a fertility disorder
  • Having certain medical conditions, including tumors and chronic illnesses
  • Undergoing cancer treatments, such as radiation
  • Taking certain medications
  • Having a prior vasectomy or major abdominal or pelvic surgery
  • Having a history of undescended testicles
July 15, 2015