Candida infection is not necessarily infected, the occurrence of infection depends on both the number of fungi and the resistance of the body, there are two ways of Candida infection, including endogenous infection and exogenous infection. 1. Endogenous infection: Candida is the normal flora of the human body, long-term use of antibiotics, mucous membrane barrier is lowered and other factors, the human body function is lowered, can cause a large number of Candida reproduction, triggered by Candida infections, manifested in the internal organs, the digestive tract, the oral mucosa, the vagina, the penis, the infection. 2. Exogenous infection: it is mainly infected through contact, and the common ways of infection include sexual contact, vertical transmission from mother to child, and intrauterine infection, etc. In addition, hospital-acquired infections are also common. In addition, hospital-acquired infections are also relatively common. There are many ways of Candida infection, infection of Candida is not necessarily infected, if the patient appears uncomfortable symptoms, timely to the dermatology department to seek professional medical help.