Colchicine can decrease sperm production, which may affect the ability of a male to father a child.

Other mice studies found effects on sperm production and the estrous cycle.

On the male side of the equation, one option is medication that increases sperm production.

Thus, an attack targeted at telomerase may have no more severe effect than to cut back sperm production.

Doctors have found ways to use surgery and hormone treatments to improve sperm production in men with low counts.

This has enabled men with minimal sperm production to achieve pregnancies.

This medication may affect sperm production in men and increase the risk of harm to the unborn baby.

However, research by Graves has found opposing evidence in terms of testicular size and sperm production.

Over this time male sperm production corresponds with females' reproductivity.