The winter of 2020 is November 7th.

"Winter" before and after the high season of influenza and other respiratory infectious diseases, Luo Shuwei recommended that the public, pay attention to add clothing at any time, to develop a healthy lifestyle and good habits, less gatherings, wash your hands regularly, often ventilated, wearing masks, to maintain a certain social distance.

The ancients believed that, after the "winter", the yang is hidden, the yin is full of extreme, cold for the yin, the most easy to hurt the yang. "Therefore, in addition to timely tonic, but also to increase sleep time, in order to facilitate the sealing and nourishing yang."

Expanded:

Climatic Characteristics

Lidong, which signifies the beginning of the winter season, was traditionally used as the starting point for the twenty-fourth solar term "Lidong Lidong is the beginning of winter, which means to establish and start; winter is the end of winter, which means to collect the crops after harvesting. Lidong and spring, summer, autumn, collectively known as the "four Lidong", is a seasonal type of festival.

The winter, its climate, wind and rain, humidity, temperature, etc., at this time at the turning point, from the fall to the winter climate change. The four seasons alternate throughout the year, "four Li" marking the rotation of the four seasons, reflecting the weather, climate and other aspects of the law of change, spring, summer growth, autumn harvest, winter storage. The winter season, yang retreat yin born, angry closed storage, everything collection.

China's southern region (low latitude), rainy, stormy, light enough, humidity, seasonal changes in these elements of the change is obvious; northern regions, precipitation, seasonal changes in precipitation and other elements of the change is not obvious, the most obvious change is the temperature, the northern region (mid-latitude), the four seasons of the temperature change is clear.