The majority of military personnel are in the prime of their child-bearing or fathering years: Nearly half of all enlisted personnel are under age 26, with the next largest group, 22 percent, being ages 26 to 30. More than 42 percent of officers are between the ages of 26 and 35, according to Defense Department data.
Women made up 15 percent of the active-duty force of 1.3 million in 2014.
More than 1,300 veterans of Iraq and Afghanistan suffered injuries to their groin regions and genitalia that would require advanced reproductive surgeries.
Some advocacy groups and military spouses have pressed for improved fertility services for service members, saying the Defense and Veterans Affairs departments should cover advanced reproductive technologies for troops whose infertility is related to their military service as well as egg and sperm freezing prior to a combat deployment.