In life, we always use countless experiences and some tips to fix a lot of things. However, do you know that much of the common sense used to guide our lives is not scientific. Life, there are a large number of cognitive misconceptions and illusions – which is what you know but do not know, which is what you know but do wrong, which is what you do wrong but do not know where the wrong …… take a look at these errors of common sense it. 1, probiotic drinks can be cleansing? Interpretation: But based on the existing scientific evidence, counting on cleansing drinks to help save your intestines, obviously unrealistic. As for whether or not to allow publicity, with the regulatory efforts of food and drug agencies in various countries. 2, where to find lung-cleansing food? Interpretation: The answer is …… can not be found. Currently there is no research to prove that any kind of food can “clear lungs”, the theory does not support. Food enters the digestive tract, how can it clean up the lungs? 3, cold, cover the sweat? Interpretation: Colds are caused by viral infections, increased body temperature is the immune system to deal with infections favorable weapon. Sweat, that the immune system has overcome the virus, but cover and can not have any help for the healing of the cold. 4, cold fever need to take fever-reducing drugs? Explanation: Elevating body temperature is a favorable weapon for the immune system to overcome the virus. After a cold causes a fever, especially the child has a fever, do not easily take antipyretics, as long as the child’s mental state is good, do not worry. In general, the old children’s fever at 38.5 degrees are low fever, which is conducive to strengthening the immune system, do not recommend eating antipyretics, 38.5 degrees or more can be appropriate to eat antipyretics to control the temperature. 5, chicken soup high nutritional value? Interpretation: the nutritional value of chicken soup is not worth excessive praise, are fat, relative to chicken than chicken soup just taste good. Want to add protein and so on, or have to even eat a piece of chicken ah. 6, after surgery should not avoid eating? Interpretation: Unless the mouth, throat or tongue is swollen, there is nothing to avoid after surgery. Said about taboo is no scientific basis, after surgery in the diet should really pay attention to, but definitely not afraid of “hair”, but from the perspective of promoting wound healing, as soon as possible to restore the body, in the diet and the requirements of normal people to eat a healthy diet there is not much difference between. And, after surgery is precisely the most need to supplement nutrition. 7, honey can laxative? Interpretation: honey is equivalent to a high concentration of sugar water, if the fasting intake of excess honey, high sugar substances, excess sugar into the intestinal tract, will make the composition of intestinal flora and metabolic processes change, can cause diarrhea symptoms, which is the honey “laxative” role of the origin. 8, arthritis is frozen out? Interpretation: Freezing is not freezing arthritis, but keep warm to help relieve the symptoms of arthritis. However, although the cold does not lead to arthritis, the cold weather attention to keep warm that can not be wrong.