Tooth pain can range from mild sensitivity to sharp or constant discomfort. Common causes include tooth decay, gum disease, cracked teeth, dental infections, and worn fillings. Some people may also experience pain when eating hot, cold, sweet, or hard foods. Swelling around the tooth, bad breath, or pain while chewing can sometimes indicate a dental problem that needs attention. If discomfort continues or becomes severe, consulting a dentist is important. Visiting a best dental hospital in Chennai can help identify the underlying cause and guide suitable treatment. Regular dental checkups, brushing, flossing, and good oral hygiene can help prevent many dental problems.