A sore throat, congestion, and fatigue can make anyone feel miserable, but determining the cause isn't always straightforward. Is it seasonal allergies acting up, a case of strep throat, or something else entirely? While allergies typically cause sneezing and itchy eyes, strep throat often comes with a fever and severe pain. Other illnesses, such as viral infections, can mimic these symptoms, making diagnosis tricky. Understanding the key differences between allergies, bacterial infections, and viral ...