Can allergies cause headaches, dizziness and difficulty breathing?
Allergies can cause headache derivative sinus and nose and can cause migraines. Cause dizziness because of the effect they have on the inner ear. Allergies can cause breathing difficulties due to inflammation of the lung passages or infiltration present in the lung and that should not be there. You should see your doctor to determine if your symptoms are actually caused by allergies. It should also assess the condition of the heart.