Pregnancy is a deeply personal journey, and you are free to make the choices that work best for you and your family. Viability scans are not compulsory but are recommended, particularly in the following situations:     You are not sure of your pregnancy dates or how far along you are     You are experiencing light bleeding or spotting     You are experiencing significant or unusual pain     You have a history of ectopic pregnancy or early miscarriage     You underwent an assisted fertility treatment, such as IVF     You are experiencing symptoms that are causing anxiety or concern