Hello, Welcome to HCM, No fungal infection is not a sign of pregnancy, it is a sign of poor hygiene. The fungus are the normal comensals of the genitals, which will be kept under control by the helpful bacteria. Whenever there is a imbalance in the genital environment these fungus gets activated and it will produce its symptoms. The genital are prone for this because the fungus will persists for longer duration of time in the moist and humid regions like genitals. As you are having fungal infection, it should be properly treated with topical antifungal cream and maintaining good personal hygiene. Thank you.