Core Viewpoint - The increasing sweetness of fruits is a result of market demand and advancements in agricultural practices rather than the use of artificial sweeteners [1] Group 1: Agricultural Practices - Soil improvement, precise fertilization, precise irrigation, and flower and fruit thinning are effective methods to enhance the sugar content in fruits [1] - The notion that artificial sweeteners are injected into fruits to increase sweetness is a rumor, as such methods would lead to uneven sweetness and damage the plant's cell walls, causing rapid spoilage [1]