Pregnancy loss
Most miscarriages happen in the first trimester and are usually caused by chromosomal differences in the pregnancy, not by anything the person did. Support is available through your clinic, GP, EPU and charities such as the Miscarriage Association.
Also known as: first-trimester miscarriage
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.