美国和加拿大的麻疹病例激增，凸显了对疫苗接种的迫切需求。 Measles cases surge in the US and Canada, highlighting the critical need for vaccination.

麻疹病例在美国和加拿大激增，美国报告了 300 多例，加拿大安大略省报告了 440 例。 Measles cases have surged across the US and Canada, with over 300 cases reported in the US and 440 in Ontario, Canada. 大多数病例发生在未接种疫苗的个体中，卫生官员正在敦促接种疫苗。 Most cases are among unvaccinated individuals, and health officials are urging vaccination. 在德克萨斯州，麻疹疫苗接种率有所提高，接种了超过 173,000 剂。 In Texas, measles vaccination rates have increased, with over 173,000 doses administered. 这次疫情凸显了保持高疫苗接种率以防止这种高度传染性疾病卷土重来的重要性。 The outbreak highlights the importance of maintaining high vaccination rates to prevent the resurgence of this highly contagious disease. 麻疹会导致严重的健康问题，尤其是在未接种疫苗的儿童和成人中。 Measles can lead to serious health issues, especially in unvaccinated children and adults. 健康专家强调，两剂 MMR 疫苗可提供最佳保护。 Health experts emphasize that two doses of the MMR vaccine provide the best protection.