Temperature or humidity changes can trigger the membranes inside your nose to swell and cause a runny or stuffy nose. Infections. A common cause of nonallergic rhinitis is a viral infection â a cold or the flu, for example. Foods and beverages. Nonallergic rhinitis may occur when you eat, especially when eating hot or spicy foods. Drinking alcoholic beverages also may cause the membranes inside your nose to swell, leading to nasal congestion. Certain medications. Some medications can cause nonallergic rhinitis.
I have experienced the same since spring of 2007 - after negative testing for everything else, I had a positive Western blot test for Lyme disease. Infection with the Lyme bacteria can cause this sort of internal vibration-a type of paresthesia (peripheral nerve sensation).
Sympathetic innervation of the vessels will cause vasoconstriction via NE acting on alpha adrenergic receptors. Sympathetics, also, increase the contractility of the heart, and thus cardiac output.Parasympathetic innervation will cause vasodilation. So it depends on the blood vessels and circumstances as to whether it is receiving more sympathetic or parasympathetic tone. Sympathetics are not acting in mass over the whole body.here be vasodilation, which has nothing to do with sympathetic stimulation, to muscle groups that you would be using during the flight or fight response. Those muscles are active and require oxygen and other metabolic needs at that time.