Some research suggests that having multiples increases a parent's risk of mental health concerns â like depression and anxiety â before and after the children are born. Don't be afraid to admit it, parents advise. Emotional support can help. Terry Vine/Getty Images hide caption
Audrey Degraaf (left) found out this summer that she's pregnant with triplets. Lorie Shelley gave birth to triplets — two boys and a girl — nearly 20 years ago. Courtesy of Audrey Degraaf; Lorie Shelley hide caption
Fraternal twins come from two separate eggs, unlike identical twins. Owen Franken/Corbis Documentary/Getty Images hide caption
Nurses tend newborns at Sloane Hospital for Women in New York City. Pat Carroll/Getty hide caption