感冒俗称伤风，十分常见，多由病毒引起。引起感冒的病毒很多，空气中广泛存在，健康人的鼻腔内也有，但只有当人因着凉、劳累、体质虚弱等原因造成抵抗力下降时，病毒才会趁虚而入，使人出现流鼻涕、鼻塞、咽喉肿痛、声音嘶哑等感冒中药黄芪，古称黄耆。耆是长者之意。黄芪不 Commonly known as colds cold, very common, mostly caused by the virus. A lot of cold caused by the virus, widespread in the air, healthy people also have nasal, but only when people are due to cold, fatigue, physical weakness and other reasons caused by the decline in resistance, the virus will take advantage of, make people runny nose , Stuffy nose, sore throat, hoarse voice and other cold Chinese medicine Astragalus, ancient name Astragalus. Sage is the meaning of the elderly. Astragalus not