
Runny nose, watery eyes, sneezing, coughing, congestion.
Most people who read this set of symptoms think, "common cold" or today, "rhinovirus". But it also describes the symptoms suffered by many with seasonal or other allergies.
The general term is "histamine reaction" — and while these symptoms don't describe all histamine reactions (hives, localized swelling, and/or general bloating can also be present in a histamine reaction) — the correct diagnosis should be histamine reaction until an underlying cause (allergies, rhinovirus, influenza, etc.) is determined.
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