As long as you don’t take walnuts excessively, it won’t aggravate your cough, but because walnuts are picked out of the shell and eaten directly, you should pay attention to freshness and try not to add salt to flavor them, or it’s hard to say about walnuts that are sugar-coated outside. Because there are other substances involved in the process, plus the sweetness. The walnuts themselves are hot, directly knocking on the shell to eat heat is not a lot, after processing, especially adding sugar and heating process may be paste, will aggravate the heat of walnuts, after eating walnuts are prone to internal heat aggravation performance. The increase in internal heat during coughing is also equivalent to an increase in inflammatory factors, which is definitely not good for cough recovery. However, walnuts are oily, and the oil has a lung moistening effect and a laxative effect, so it is okay to eat walnuts in small amounts when you have a cough, and cooking them in porridge can eliminate heat and dryness.