Ключевые слова: attractive, beautiful smile, beauty, cheerful, confident, content, dental care, emotion, emotional wellbeing, excited, expression, facial expression, friendly, genuine emotion, genuine happiness, genuine smile, glowing, happiness, happiness concept, happy, inner joy, joyful, laughter, laughter therapy, mental health, portrait, positive, positivity, pretty, radiant, satisfaction, smile, teeth, teeth care, teeth whitening, wellbeing, woman, womans face,