Hairspray is a hair product often used in life, often used to fix the hair, make the hair beautiful, but it is not recommended to use a large number of long-term, especially unqualified hairspray, may induce respiratory diseases and hair loss, or increase the risk of infertility, cancer, etc., the human body is more harmful. 1, respiratory diseases: hairspray contains celiac particles and solvents, irritating odor, the use of small particles can be in the form of Through the respiratory tract into the body, long-term use of large quantities, may destroy the barrier role of the respiratory tract, inducing respiratory diseases, such as asthma, allergic rhinitis, etc.; 2, hair loss: some hair gel contains alcohol and other harmful substances, long-term use of large quantities, easy to accelerate the destruction of keratin in the hair off, blocking the hair follicle, causing folliculitis, resulting in hair loss; 3, increasing the risk of infertility: some hair gel contains This substance can seriously damage the hormone level of the human body, especially the level of androgens, long-term use may affect the reproductive system, increasing the risk of infertility; 4, increase the risk of cancer: some hair gel also contains phenol, aniline and other chemicals, and skin contact can stimulate the skin, resulting in itching, dryness and other uncomfortable symptoms, long-term use may induce cell carcinogenesis, increasing the risk of skin cancer. Long-term use may induce cell carcinogenesis and increase the risk of skin cancer. Therefore, the use of hairspray can be harmful to the human body, especially when used in large quantities over a long period of time, so it should be used sparingly or not at all. If you must use, it is recommended to buy qualified hairspray products, in the use of attention not to use too much at once, after the use of warm water to clean the hairspray, in order to reduce unnecessary harm to the human body.