Sensitive skin performance characteristics are mainly characterized by local skin easily appear red, itchy, rash and other uncomfortable symptoms. 1. Skin in the external stimuli or mental factors abnormalities, easy to cause the skin’s high reaction state, such as the external physical environment, sunlight, cosmetics, drugs and other stimuli is easy due to capillary dilation caused by skin flushing, and some will also cause itching, burning sensation, skin rash, tightness and other symptoms. 2. Sensitive skin visual skin is normal, but a small number of patients will occasionally appear without a clear cause of diffuse erythema or flushing or itching, and even accompanied by skin dryness, flaking, severe facial capillary dilatation will occur. Sometimes often apply skin care products or in the external sunlight exposure, the skin will soon appear erythema, itching symptoms will be exacerbated. If there is redness, itching, rash and other discomforts, you should go to the regular hospital dermatology examination in a timely manner, at the same time to remove unfavorable triggering factors, under the guidance of the doctor to actively take medication standardized treatment, comply with the instructions of the daily skin care.