1 doctor weighed in:
What makes men sterile?
1 doctor weighed in

Dr. Heidi Fowler
Psychiatry
In brief: Lots of reasons.
Some causes of male infertility can include: infection, undescended testicles, tumors, medications, hormonal problems, x-rays, heavy metal exposure, industrial chemicals, anabolic steroids, excessive alcohol use, over-heating genitals, genetic defects, etc.

In brief: Lots of reasons.
Some causes of male infertility can include: infection, undescended testicles, tumors, medications, hormonal problems, x-rays, heavy metal exposure, industrial chemicals, anabolic steroids, excessive alcohol use, over-heating genitals, genetic defects, etc.
Dr. Heidi Fowler
Dr. Heidi Fowler
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