This document discusses factors that influence fertility rates. It defines fertility as the actual number of pregnancies or children a woman has. It also defines fecundity as the maximum biological capacity for reproduction. The document notes that traditionally, Nigerian society places a high value on children. It then lists and describes several socio-cultural factors that can influence fertility rates, such as age, marital status, culture, religion, education, social class, and urbanization. The learning objectives are to define fertility, describe socio-cultural factors influencing fertility, and discuss the effect of education and urbanization on fertility rates.