Eye bags are usually formed due to heredity, aging or bad habits. 1. Heredity: affected by genetic factors, some people’s skin around the eyes may be abnormally weak, with less subcutaneous tissue, when the blood flows through here, it will lead to the appearance of black halos under the surface of the skin, which will lead to eye bags. 2. Ageing: As the human body ages, the organism gradually ages, and degenerative changes occur in the skin, muscles and their related structures, making the skin thinner, less elastic and looser, thus forming bags under the eyes. 3. Bad habits: some people like to stay up late, irregular rest, long-term sleep deprivation phenomenon, the eyelid area can not get enough rest, will always be in a state of tension and contraction, thus forming bags under the eyes. The reasons for the formation of bags under the eyes are as above, in life must strengthen personal care. Not only to ensure adequate sleep, but also the correct care of the eyes, to avoid further aggravation of bags under the eyes.