The private part is always hidden tingling is generally caused by pathological factors, may be with acromegaly co-infection, vaginitis, urethritis. 1. acromegaly co-infection: due to the patient’s sexual impurity, or contact infection can lead to acromegaly, simple acromegaly usually does not produce pain, if the co-infection, the warts will be necrotic, involving the peripheral sensory nerves, the hidden tingling. 2. Vaginitis: as the patient’s age increases, the body’s immune function decreases, the vaginitis is very common, the common manifestation of leukorrhea, a hidden pain. 3. Urethritis: due to the short female urethra, simple structure, easy to be infected with Escherichia coli, urethritis, bacterial metabolites stimulate sensory nerve endings, private parts of the vague tingling sensation. If the patient’s intimate parts are always hidden tingling, it is recommended that the patient go to the hospital in a timely manner, improve the gynecological examination, clean urine bacterial culture, to clarify the cause of the disease, and follow the doctor’s instructions for treatment.