Fertility basics
Fertility describes the biological capacity to conceive. It depends on eggs, sperm, the fallopian tubes, the uterus and hormones working together, and it changes with age and health. Many people with normal fertility still take several months to conceive.
Related United Kingdom guides
Last reviewed: 23 September 2026. Written by the Antega Editorial Team. General information only — always follow the advice of your own clinic, doctor or pharmacist.