Nausea, lack of appetite, body weakness may be the recovery period of acute and chronic gastroenteritis, or the disease has not yet healed. Generally acute gastroenteritis if there is dehydration or loss of nutrients, it is easy to appear weakness, dizziness, panic and other symptoms. Weakness of the spleen and stomach can lead to indigestion, nausea, and lack of appetite, and colds and irritation from toxins can also lead to these symptoms. The cause of the disease should be considered according to the medical history and current clinical symptoms. If similar symptoms keep occurring, they can also be regulated with Chinese medicine, which mostly belongs to the manifestation of spleen, qi and blood deficiency, and can be treated with oral ginseng spleen pills and Baohe pills. If it is the recovery period of acute and chronic gastroenteritis, pay attention to the diet and life regulation. Eat more light, easy to digest food, such as egg custard, millet porridge, wontons and so on.