<human>:  What are the differences between the symptoms of seasonal allergies and a cold?
<bot>: The main difference between seasonal allergies and a cold is the cause of the symptoms. Seasonal allergies are caused by an allergic reaction to allergens such as pollen, while a cold is caused by a virus. Another difference is the type of symptoms experienced. Symptoms of seasonal allergies can include sneezing, itchy eyes, runny nose and headache, while symptoms of a cold can include sore throat, cough, fatigue and congestion. Additionally, the severity of symptoms can vary. Seasonal allergies may cause mild symptoms that come and go during certain times of the year, while cold symptoms can be more severe and last for several days.