Symptoms of tuberculosis mainly include coughing, coughing up sputum, hemoptysis, and low fever in the afternoon. Cough and sputum are the common symptoms of tuberculosis. Early cough is mild, only dry cough or a little mucous sputum, and later on, the cough may be aggravated, the amount of sputum increases, and pus sputum appears. Hemoptysis: It is also a common symptom of tuberculosis, which occurs after coughing and is often manifested as bloody sputum, and in severe cases, hemoptysis may occur. Tuberculosis may also present with chest pain, which is manifested as a tingling sensation in the chest wall, and may be aggravated with respiration or coughing, and may also be accompanied by chest pain. Afternoon low-grade fever: It is also a common symptom of tuberculosis, with a body temperature of 37.4℃~38℃, appearing in the afternoon and evening, subsiding in the early morning or the next day, and lasting for more than 2 weeks. Try to choose a light diet with enough calories and proteins, and pay attention to taking enough vitamins; eat less greasy and avoid spicy and irritating food.