Short-term effects, wrapped in plastic wrap for some aerobic training can indeed be effective in reducing weight. Running or exercise in the thighs, arms or abdomen and other sebum thick places wrapped in plastic wrap, can raise the temperature of the local body surface, increase the amount of local perspiration. Heavy sweating is the main reason for significant weight loss after exercise. Therefore, it is not difficult to see that water accounts for a large proportion of the weight lost using this method. Whereas what people want to lose through exercise is hoarded fat in the body, cling film does not bring about this effect.

Research has shown that water is an important medium for lipid metabolism in the body. When you lose too much water, it slows down fat metabolism, which is not conducive to fat consumption. In addition, the prolonged use of cling film will lead to the skin surface of the sweat can not evaporate, sweat in the metabolic waste left on the skin surface, the skin has a negative impact, there is the possibility of blocking the sweat glands, triggering eczema and other skin diseases.