Group 1 - The core concept of the article emphasizes the importance of health maintenance during the "Frost's Descent" solar term, focusing on "preventing cold and dryness, nourishing yin and warming yang" [1][4][6] - The article highlights the significant temperature drop and large day-night temperature differences during this period, necessitating careful health practices [1][4][6] Group 2 - Recommendations for daily living include ensuring warmth, especially for vulnerable areas like the head, neck, and feet, and adjusting clothing accordingly [4][5][6] - It suggests using humidifiers in dry northern regions to maintain respiratory moisture and advises against outdoor activities for the elderly and children during early and late hours [6][8] Group 3 - Dietary suggestions include consuming foods that nourish the lungs and alleviate dryness, such as pears, tomatoes, and various soups [8][23][25] - The article also recommends warm foods like lamb and ginger to enhance yang energy, particularly for those with cold sensitivity [20][23] Group 4 - Mental health tips include fostering an optimistic mindset and engaging in outdoor activities like autumn hiking to improve mood [9][15] - It advises practicing calming techniques such as qigong to maintain inner peace during seasonal changes [9][10] Group 5 - Exercise recommendations include gentle activities like brisk walking, tai chi, and yoga, with adjustments based on weather and personal health [11][13] - It emphasizes the importance of changing out of wet clothes after exercise to prevent catching a cold [15][18]