A article about Male Infertility and Age and Stamina to be a Good Father

Guys: The biological bell tolls on thee, too
By Mark de la Vina, MEDIANEWS STAFF
Article Last Updated: 02/27/2007 07:41:48 AM PST

Men having children past 40 is generally not a good idea, says Chris Mason, 46, of Danville. The father of three daughters by the time he was in his 30s, Mason says that he wouldn't consider having a fourth child, even if something were to happen to his wife.