Infertile means not able to have children or other offspring. Humans can be infertile, but animals and plants can too. When a human couple is infertile, they sometimes have fertility treatment to have children. This can be insemination or IVF. They also sometimes adopt a child.
- SexInfo's Assisted Reproductive Technology This article discusses Artificial Insemination, In Vitro Fertilization, and other options for couples who are having trouble conceiving.