Viral infections similar to those that cause a cold Vocal strain, caused by yelling or overusing your voice Bacterial infections, such as diphtheria, although this is rare, in large part due to increasing rates of vaccination Chronic laryngitis Laryngitis that lasts longer than three weeks is known as chronic laryngitis. Cold ice cream can soothe a sore throat, and probiotics in yogurt can help alleviate stomach upset if you are taking antibiotics for an infection. Check with your primary health care provider or pharmacist to get a list of foods you should avoid with medications. Sick with a a cold , flu or other respiratory virus? Learn some home management tips from a Mayo Clinic family medicine physician. 这里有个老外专门讲发音、听力的 COLD vs CODE, WILD vs WIDE_腾讯视频 发现上面这个视频广告时间太长，自己做了个听音入脑的， Cold 和 Code 发音区别 听音入脑_哔哩哔哩_bilibili 听多了自己就听出来了，code是"扣的"，cold前边有点像"括"的前边，合起来有点像"括欧的"。
