What are the characteristics of autumn?

The characteristics of autumn are as follows:

1, the temperature dropped obviously, the cold air in the north continued to invade, the solar radiation became less and less, and the temperature dropped obviously.

2, the temperature difference between day and night is large, the temperature is still high during the day, and the temperature may be very low in the morning and evening, and it even feels like two different seasons.

3, autumn typhoon should not be underestimated, autumn typhoon intensity is relatively strong, resulting in serious losses, affecting autumn travel.

4, windy weather increases, alternating cold and warm, so that warm air meets and interacts frequently, which is easy to form wind, so the autumn in the north is crisp.

5, the air is dry and humid, the temperature drops, the water evaporation is not obvious, the air humidity is small, and the strong wind will also aggravate the dryness.

6. In the rainy weather in West China, the frequent southbound air meets the stranded warm and humid air, which intensifies the front activity and produces long-term rainfall.

The most suitable sport for autumn.

1, mountain climbing: refers to mountain climbing. The health care function of mountain climbing is to increase lung ventilation and vital capacity. With the increase of mountain climbing height, there are more and more hydrogen ions and negative oxygen ions called "air vitamins" in the atmosphere, and the reduction of air pressure can promote a series of changes in human physiological functions.

2. Jogging: it is an ideal autumn exercise, which can enhance blood circulation and improve heart function; Improve blood supply to the brain and oxygen supply to brain cells, reduce cerebral arteriosclerosis and make the brain work normally. Running can also effectively stimulate metabolism, increase energy consumption and help to lose weight and keep fit.

3. Football, basketball and long-distance running: Go to play football, basketball, long-distance running and extreme sports with colleagues or brothers on weekends. This kind of outdoor exercise is not only running to exercise, but also challenging yourself and reminding you to warm up.

4. Indoor ball games: Adults who are working, such as badminton, table tennis, indoor fitness, billiards, bowling, etc., do not exercise much, which will have a certain exercise effect on their bodies.