中新健康丨天凉了，到底要不要“秋冻”？

Core Viewpoint - The article discusses the traditional practice of "autumn freezing" and its potential health benefits, emphasizing the importance of adjusting clothing according to temperature changes to enhance immunity and prevent illnesses [1][2]. Group 1: Scientific Basis for "Autumn Freezing" - The practice of "autumn freezing" is supported by scientific reasoning, as exposure to mild cold can stimulate the body to produce more immunoglobulins, enhancing defense against pathogens [1]. - Experts suggest that appropriate exposure to cooler temperatures can improve skin and mucosal defenses, while premature layering can lead to issues like respiratory infections [1]. Group 2: Guidelines for Dressing in Autumn - When temperatures are above 20°C, individuals can slow down the increase of clothing to benefit from mild cold exposure [3]. - If temperatures drop below 15°C and persist for over two weeks, it is advisable to add warmer clothing [4]. - The ideal state during "autumn freezing" is to keep hands and feet warm while allowing the back to be slightly cool [5]. Group 3: Groups Not Suitable for "Autumn Freezing" - Individuals with cardiovascular diseases should be cautious during temperature drops, as it can increase blood pressure and blood viscosity, raising health risks [6]. - Those with gastrointestinal issues should protect their stomachs from cold to prevent exacerbation of existing conditions [7]. - People suffering from respiratory diseases, such as chronic asthma or bronchitis, should also dress warmly to avoid colds [8]. - Individuals with joint diseases need to ensure warmth in affected areas, particularly the legs, to prevent discomfort [9]. - Elderly individuals and pregnant women should adjust their clothing based on their physical condition and temperature changes to maintain health [10].