A properly functioning thyroid has an effect on fertility.
But the effect on fertility is markedly less dramatic than in women.
Unlike many smoking-related diseases, the effect on fertility is down to nicotine, so nicotine patches can cause all the same problems.
And while there appears to be no effect on fertility in the children of cancer pregnancies, the numbers are not yet great enough to be definitive.
Moreover, breast cancer chemotherapy has potential enduring confrontations i.e. related toxicity including effect on fertility of young female patients.
Prolongation of the equilibration period from 4 hours to 72 hours had no effect on fertility in the field.
Conversely, increases in property prices should have a negative effect on fertility rates for tenants, as the prospect of being able to buy a house recedes.
Subjects receiving valerian showed a temporary increase in the percentage of normokinetic spermatozoids and a decrease in diskinetic forms, but these changes had no effect on fertility indices.
Some obstetricians are unaware of the disease and its effect on fertility, said Dr. Zev Rosenwaks, director of the Center for Reproductive Medicine at NewYork Presbyterian-Weill Cornell hospital.
Human and animal models indicate that antidepressant use could have a negative effect on fertility through alteration of levels of the neurosteroid, allopregnanolone.
To evaluate the effect on fertility of the appearance of polycystic ovaries in women who have no symptoms of polycystic ovary syndrome.
