infertility vs. Sterility

Although many people confuse, these terms are completely different. In this post we will try to explain how they differ.


We talk about infertility when there is an inability to end the pregnancy with the birth of a healthy child. It is considered to be starting a study and treatment when there 2 Gestational losses or medical history when there are fertility problems related to history.

exist 2 types of infertility:

  • primary infertility: when no pregnancy has reached term.

  • secondary infertility: when a child had, but can not carry out the next pregnancy.


It is defined as the inability to conceive. Also exist 2 types:

  • primary sterility: when it has not achieved any gestation.

  • secondary infertility: when the sterility occurs after achieving pregnancy.