Why can't autumn sponge be eaten?

And there is no autumn can not eat loofah this saying, loofah, also known as Tianluo, sweet, cool, with clearing away heat and phlegm, cough and asthma, dredging the role, can be used to treat lung heat caused by cough, phlegm, asthma, autumn is also able to eat. Early autumn, high temperature, less rain, easy to show lung dryness, lung heat, easy to show dry mouth, cough and other diseases, eating more loofah can improve lung dryness, lung heat symptoms. In addition loofah, loofah is mature after the network fiber, there is the role of Tongluo under the milk.