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The tongue papillae, including the taste buds, can become inflamed. A sore tongue is not always a sign of something more serious. The tongue should be included in good dental health habits. Over time, smoking can make the tongue more sensitive to heat and cold.
Young girl with tongue sticking out. Photo Credit OxanaD/iStock/Getty Images. Pineapple can often cause minor skin irritations because itâs highly acidic. The fruit -- or the juice -- can cause your tongue to feel gritty, itchy and mildly painful shortly after eating.