It is not recommended to eat fish during the onset of mumps. Fish and shrimp are hair products, and spicy, irritating foods and hair products should be avoided during mumps. These foods tend to increase the swelling of the mumps and aggravate the patient’s symptoms. The actual fact is that you should not eat acidic foods, especially acidic fruits, and hard foods, such as nuts, which can aggravate the secretion of salivary glands and make the pain worse. It is important to rinse your mouth after each meal to keep it clean. If the swelling of the mumps is serious, you can use a little cactus pounded externally, or use Chinese ointment to apply to reduce the symptoms, and closely monitor the patient’s temperature to prevent complications.