韩媒：韩国人为何爱打遮阳伞

Group 1 - The usage of sun umbrellas in South Korea has significantly increased due to ongoing high temperatures, with sales of sun and rain umbrellas rising by approximately 25% from July 19 to 21 compared to the previous week [1] - Online shopping platforms in South Korea reported a 42% increase in sun umbrella sales during the same period [1] - The primary reason for using sun umbrellas and sunscreen products is to prevent skin cancer rather than merely avoiding tanning, as stated by medical experts [1] Group 2 - The trend of using sun umbrellas is not limited to Asia; it is also gaining popularity in the United States due to extreme heat conditions [2] - Historically, sun umbrellas were popular in the U.S. until the late 1990s but were replaced by hats and functional clothing; however, they are now experiencing a revival [2] - Many Americans are realizing that relying solely on hats and handheld fans is insufficient in extreme heat, making sun umbrellas a more effective solution [2]