In most cases, teeth are sensitive because their protective outer layers-enamel over the crown, or cementum over the root-have worn away. That exposes your tooth’s dentin, which is full of tiny tubes with sensitive nerve endings running through them. Here are 4 tips to reduce your teeth sensitivity! – Try toothpaste made for sensitive teeth – Avoid acidic food and drinks – Treat receding gums which can be caused by over brushing – Ask us about Desensitizing agents! armidaledentalcare.com.au