Broccoli disease is caused by a fungus called wart. This fungus will breed in humid environment, such as rainy season or places with heavy humidity, such as wet grass and swimming pool. When human skin comes into contact with this fungus, it will be infected with cauliflower disease. Therefore, in order to avoid cauliflower disease, we should pay attention to keep our bodies dry, avoid playing in humid environment, try to keep our bodies clean, wash our hands frequently and so on.