北方“断崖式”降温，光靠“秋冻”可不行！科学添衣指南请收好

Core Viewpoint - The article discusses the sudden drop in temperatures across northern regions of China, emphasizing the importance of proper clothing to maintain health during this transition to colder weather [16] Group 1: Weather Impact - Northern regions, including Beijing, Tianjin, and Hebei, have experienced a significant temperature drop, with highs falling below 15°C [16] - The continuous rain has exacerbated the cold, leading to a perception of an early winter among residents [16] Group 2: Health Considerations - "Autumn freezing" refers to the practice of not overly increasing clothing during the initial drop in temperatures to help the body adapt and boost immunity, but it should not lead to excessive exposure to cold [16] - Specific body parts that require extra warmth include the abdomen, lower abdomen, feet, neck, and shoulders, as exposure can lead to various health issues [2][3][4][6][7] Group 3: Vulnerable Groups - Certain groups should avoid "autumn freezing," including patients with cardiovascular diseases, chronic stomach issues, respiratory diseases, arthritis, diabetes, and women with a cold constitution [8][9][10][11][12][13][14] Group 4: Dressing Recommendations - The article suggests a "layering" method for dressing, known as the "onion method," which involves wearing a windproof outer layer, a warm middle layer, and a cotton inner layer to adjust to temperature changes effectively [15]