Most people don’t realize that dental sensitivity can be caused by several factors. These are mostly related to the gums, tooth decay, and root canal treatment. Triggering foods and drinks can also lead to sensitivity. Common triggers include ice cubes, iced drinks, and certain acidic fruits like oranges or lemons. This type of sensitivity will affect one tooth; instead, it will affect an entire quadrant where the trigger exists. Eating small amounts of these foods at a time is advised if you want to use them as treats in your diet. What causes tooth sensitivity to cold? Dentin refers to the soft layer of the tooth next to the tooth enamel. It covers the tooth pulp where our nerves and blood vessels are located. Exposing your tooth to acidic situations strips away the protective enamel, which will make them sensitive to piercing forces. People with a dental sensitivity to cold may be prone to experiencing an oral cold, also known as acute onset of asthma. This is one of the most ...