Itching and tingling in the lower body can be caused by a variety of reasons, including mycosis vaginalis, trichomoniasis and damage to the vulvar skin. 1. Mycotic vaginitis: itching and stinging in the lower body may be related to the presence of mycobacterial infections, mycobacteria for the body will produce a strong stimulus, so that the appearance of vulvar itching, leukorrhea tofu-like situation, severe tingling sensation, often before and after menstruation episodes. 2. Trichomonas vaginosis: Trichomonas vaginitis may also have the symptom of itching and tingling in the lower body, and the disease is highly contagious, manifested as yellow foamy leukorrhea, odor, accompanied by vulvar itching, redness and swelling. 3. Vulvar skin damage: the disease is caused by the lack of nutrients in the vulvar area, which leads to thickening of the vulvar skin, breakage, loss of pigmentation when scratching, and a tingling sensation will occur in severe cases. Itching and stinging of the lower body may also have other causes, it is recommended to go to the hospital in time, improve the examination to clarify the cause of the disease, and then follow the doctor’s instructions to give targeted treatment or treatment.