"Infertility rates" refers to the number or percentage of people or couples who are unable to conceive a child or have difficulty in doing so. It indicates how common or prevalent infertility is in a certain population. Full definition
«If something similar happens in the human population, and I'm not suggesting it will, we may not know for a long time until we see infertility rates rise. (womenshealthandfitness.com.au)
Hexate is a known toxin that can lead to nervous system damage when consumed in large quantities, so no wonder consumption of processed soy has been related to thyroid dysfunction, increased infertility rates, hormonal disruption and even increased rates of breast cancer. (eluxemagazine.com)
While there are a very small number of females in every mammal species unable to get pregnant, the United States has the highest infertility rate in the world among humans. (attachmentparenting.org)