Flushing may be caused by endocrine factors, external environmental factors and so on. 1. Endocrine factors: endocrine factors lead to some women before and after menopause or because of surgery, radiation therapy, serious illnesses and other reasons for the ovarian function is reduced, in a period of time will appear mental dysfunction, the patient may occur facial redness, the chest has a sense of warmth, and then transformed into flushing. 2. External environmental factors: such as plateau red caused by prolonged exposure to sunlight. Or because of the temperature changes caused by facial redness, may also be due to allergies, drinking too much alcohol and other causes of redness, contact with industrial chemicals or special drugs may also occur skin flushing. In addition, long-term inappropriate use of hormonal ointments or certain beauty products may also lead to the appearance of facial redness. It is recommended that patients with facial flushing should seek medical attention in a timely manner to clarify the diagnosis and treat the symptoms under the guidance of the doctor.