With the aggravation of aging, the proportion of the elderly population in China's population structure has gradually increased. How to spend one's old age peacefully and improve the overall quality of life is an important part of the life of the elderly. Throughout the ages, improving health and prolonging life has always been the eternal theme of mankind. In order to achieve this goal, the elderly must pay attention to psychological adjustment in their lives, keep their mentality peaceful and happy, and learn to enjoy their old age. The physique of the elderly will decline with the increase of age, and the yang will weaken. Summer is the season with the highest yang. At this time, the climate is hot, which is a period of vigorous metabolism. At this time, it is of great benefit to conform to nature and pay attention to health preservation, which is conducive to disease prevention, fitness and longevity.

Hot and sultry weather is particularly prone to fatigue, loss of appetite, dizziness, upset and other symptoms, and may even be plagued by heatstroke, food poisoning, vomiting, dysentery and other diseases. The elderly have weak resistance, poor adaptability, easy mood fluctuation, and easy recurrence or induction of new diseases. In order to survive the hot summer, the elderly should use their brains in daily life such as "clothing", "food", "housing" and "transportation", and ponder some methods of health preservation in summer, prevent diseases and keep fit, especially adjust and stabilize their emotions, so as to spend the summer safely.