寒潮来袭 中疾控发布最全防御指南

Core Viewpoint - A new cold wave is impacting China, with significant temperature drops and widespread rain and snow expected, particularly affecting health in southern regions due to their lower adaptability to cold [1] Group 1: Cold Wave Characteristics - The cold wave is defined by a rapid drop in temperature, with specific thresholds indicating severity, such as a drop of ≥8°C in 24 hours or ≥10°C in 48 hours [1] - The cold wave is expected to bring the lowest temperatures in half a year to many northern regions, with temperatures dropping to 0°C along the Yangtze River [1] Group 2: Health Impacts - Cold temperatures increase the burden on cardiovascular systems, with risks of acute events like heart attacks and strokes rising significantly during cold waves [3] - Respiratory health is threatened as cold air can irritate the respiratory tract, leading to increased susceptibility to infections and exacerbation of chronic conditions [4] - Diabetes patients face heightened risks as cold can disrupt insulin sensitivity and blood circulation, leading to complications [5] - Joint pain may worsen for arthritis and rheumatism patients due to cold exposure, alongside increased risks of falls among the elderly [6] - Seasonal Affective Disorder (SAD) may occur due to reduced sunlight and temperature drops, affecting mood and energy levels [7] Group 3: Protective Measures for Vulnerable Populations - Sensitive groups such as children, pregnant women, and the elderly should take precautions, including vaccination and avoiding prolonged outdoor exposure during cold waves [8] - Individuals with chronic diseases should monitor their health closely and prepare necessary medications, avoiding outdoor activities during severe cold [9] - Outdoor workers must equip themselves with appropriate clothing and heating devices, and should be aware of emergency procedures in case of cold-related incidents [10]