Colds may cause symptoms such as runny nose, sneezing, nasal congestion, fatigue, dizziness, nausea, etc., which are considered to be related to the influence of inflammatory mediators. Generalized discomfort after catching a cold may be caused by pathogens invading the nose, resulting in congestion and edema of the nasal mucosa and increased secretions, which may easily cause symptoms such as runny nose, sneezing and nasal congestion. Symptoms of generalized fatigue after a cold, consider and the presence of upper respiratory tract inflammation in patients with colds, resulting in the body’s metabolism to speed up, the heat is consumed in large quantities, may cause generalized fatigue, dizziness, headache and other symptoms, resulting in general discomfort. Cold viruses or bacteria into the bloodstream may cause gastrointestinal reactions, leading to nausea and vomiting. The common cold is a self-limiting illness and symptoms may gradually subside over time. If the symptoms are obvious, go to the respiratory medicine department of the hospital if necessary, and be given appropriate medication to regulate the condition under the doctor’s guidance.