Long granuloma may be caused by excessive eye use, poor eye hygiene or dietary habits. 1. Excessive eye use: frequent excessive eye use in life will cause excessive eye fatigue and emotional tension, which will easily lead to endocrine imbalance, resulting in poor excretion of sebaceous glands, which will easily lead to the occurrence of granuloma over a long period of time. 2. Poor eye hygiene: often use unclean hands to rub the eyes or wear contact lenses for a long time in life, poor eye hygiene is also very easy to cause granuloma. 3. Dietary habits: Consuming too much high-fat food in daily life can cause sebaceous glands to secrete excessively, which may cause hair follicles to become clogged, and the prolonged accumulation of secretions can lead to bacterial growth, which can also easily lead to the occurrence of granuloma. Long granuloma is recommended to consult a doctor in a timely manner, with the help of the doctor to clarify the condition, and targeted treatment or treatment, so as not to lead to adverse consequences.