Normally, swallowing causes a little click or popping sound in the ear. This occurs because a small bubble of air has entered the middle ear, up from the back of the nose. It passes through the Eustachian tube, a membrane-lined tube about the size of a pencil lead that connects the back of the nose with the middle ear.
Health Benefits of Elderflower. Elderflower has been used in traditional medicine all over the world in many different cultures due to its antiseptic and anti-inflammatory properties. The most common uses are for colds and flu, sinus infections, and other respiratory disturbances.
Both the flowers and the berries bring great health benefits. As mentioned earlier elderberries are very rich in Vitamin A and C. Elder flowers are especially known as being beneficially to the respiratory system. Hot elder tea aids the clearing of the respiratory system.