6 doctors weighed in:
Could a 43 year old man have problems with fertility when he had fathered a child at 20?
6 doctors weighed in

Dr. James Ferguson
Pediatrics
4 doctors agree
In brief: Yes
Good healthy swimmers at 20 doesn't mean 2 decades of life in between didn't bring along a new variables that might impair fertility.
Toxic exposures, infection, etc can drop fertility. The female involved may also contribute to success of failure of any parenting attempt for a variety of reasons. Assessment of the couple by a fertility team could give you some specific answers.

In brief: Yes
Good healthy swimmers at 20 doesn't mean 2 decades of life in between didn't bring along a new variables that might impair fertility.
Toxic exposures, infection, etc can drop fertility. The female involved may also contribute to success of failure of any parenting attempt for a variety of reasons. Assessment of the couple by a fertility team could give you some specific answers.
Dr. James Ferguson
Dr. James Ferguson
Thank
Dr. Salwa Mikhail
Pediatrics
1 doctor agrees
In brief: Yes
He may be exposed to other factors which affects his fertility, as infectious disorders, exposure to toxins or simply aging.

In brief: Yes
He may be exposed to other factors which affects his fertility, as infectious disorders, exposure to toxins or simply aging.
Dr. Salwa Mikhail
Dr. Salwa Mikhail
Thank
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