There are many reasons why a cold can cause a headache, the most common being due to a viral infection which triggers an immune response in the body's temperature regulation center, leading to fever symptoms; fever can cause headaches. Additionally, a cold can also stimulate swelling of the nasal mucosa, causing nasal congestion and inducing neurogenic headaches. Headaches from a cold are a common symptom and are often accompanied by a runny nose, sneezing, and a sore throat. Regardless of the cause of the headache, you can generally choose some antipyretic analgesic drugs to alleviate the symptoms. At the same time, choosing antiviral drugs for etiological treatment is advisable. (Please take medication under the guidance of a professional physician, do not medicate blindly)