Group 1 - The core idea of the articles emphasizes the importance of winter health practices, including sun exposure, slow jogging, and the consumption of goji berries for overall well-being and disease prevention [1][2][3][4][5]. Group 2 - Sun exposure during winter is highlighted as a cost-free method to boost immunity, improve mood, and enhance sleep quality, with recommended exposure times for different age groups [1]. - Slow jogging is identified as an effective low-impact exercise suitable for various demographics, promoting fat metabolism and overall health benefits [2]. - Goji berries are recognized for their antioxidant properties and health benefits, with specific recommendations on how to consume them for maximum effect [3][4][5].