You should not eat beef during a cough. Beef is a high-calorie, high-protein food. Eating too much beef can lead to fire, increased inflammation of the respiratory tract and induce a worsening of the cough. Moreover, beef is a high-calorie food, and eating too much high-calorie food can easily lead to an increase in body heat and induce a fever. During a cough, in addition to not eating beef, you should not eat foods such as dog meat, mutton, fish and shrimp, crabs, etc. You should not eat stimulating foods such as chili, pepper, garlic and fried foods. Eat more fresh vegetables and fruits, such as pears, duck pears, apples, bananas, strawberries, grapefruit, etc. Eating more lo han guo and loquat fruit is also helpful for coughing. Try to keep your diet light. You also need to keep the indoor air moist and avoid dry, cold air, which may aggravate the cough.