卫健委：长期使用止痛药会掩盖病情 头痛部位频率发生改变要及时就医

Group 1 - The arrival of the winter solstice marks the onset of the coldest phase of the year, with a high incidence of respiratory diseases such as influenza [1] - The National Health Commission advises the public to maintain good hygiene practices, including wearing masks, frequent handwashing, and proper ventilation, as well as actively getting vaccinated against influenza [1] - A press conference was held by the National Health Commission to discuss topics related to health maintenance during winter, influenza prevention, vaccine administration, respiratory disease treatment, common pain management, and eye health [1] Group 2 - Experts addressed public concerns regarding pain management, including the use of painkillers for headaches and joint pain, and the belief that frequent use of painkillers may lead to addiction [1]