Fall allergies and colds can cause many of the same symptoms, including sneezing, congestion, and a runny nose. The difference often comes down to how long your symptoms last and what else you're experiencing. Itchy eyes and a runny nose that continues for weeks may point to allergies, while a fever, body aches, or symptoms that clear up within about 7 to 10 days are more common with a cold. At AFC Urgent Care ...