When most people think of allergies, symptoms like sneezing, itchy eyes, or nasal congestion usually come to mind. But for some, allergic reactions can show up in less common ways– like feeling nauseous. If you’ve ever wondered whether your allergies could be causing an upset stomach, the short answer is yes. In some cases, seasonal allergies can lead to nausea and other gastrointestinal symptoms. In this blog, we’ll explore what you need to ...