2050 年：全球预期寿命预计将上升，其中南欧地区最高。 2050: Global life expectancy projected to rise, with Southern Europe having the highest.

华盛顿大学健康指标与评估研究所预测，到 2050 年全球预期寿命将会上升。 The University of Washington's Institute for Health Metrics and Evaluation projects global life expectancy to rise by 2050. 预计南欧地区的预期寿命最高，原因包括医疗保健、营养和生活条件的改善，吸烟率的降低以及传染病的减少。 Southern Europe is expected to have the highest life expectancy, with factors including improved healthcare, nutrition, living conditions, reduced smoking rates, and declines in infectious diseases. 日常活动和社交互动等文化因素也可能导致他们的预期寿命延长。 Cultural factors, such as daily movement and social interaction, may also contribute to their higher life expectancies.