表面开朗，内心悲伤？警惕“微笑”抑郁症的3个征兆

Core Viewpoint - The article discusses the phenomenon of "smiling depression," where individuals who appear cheerful may be masking their true feelings of sadness or depression [1] Group 1 - The article highlights that those who frequently display a smile may not necessarily be happy, indicating a potential disconnect between outward appearance and internal emotional state [1] - It raises awareness about the signs of "smiling depression," suggesting that people should be vigilant about recognizing these signs in themselves and others [1] - The piece questions the societal assumption that a smile equates to happiness, emphasizing the complexity of emotional expression [1]