For many people in Ballantyne, cooler temperatures and changing leaves are a welcome sign of fall. But if ragweed is one of your seasonal triggers, fall can also mean weeks of sneezing, congestion and itchy eyes. Ragweed pollen can travel through the air easily, making it difficult to avoid during peak allergy season. And when symptoms become severe, it can be hard to tell whether you’re dealing with typical seasonal allergies or something that ...