What do you mean by "grounding gas, stepping on a villain"?

Grounding gas is an important method to nourish yin. Because the sky is yang, the earth is yin, and the soil is a mineral deposit of yin and qi, grounding gas is very important, which means that you should always be barefoot, so that the soil and qi can rise from the Yongquan point at the foot of your foot to your body. First, things that grow in water, such as lotus roots, bamboo shoots, water chestnuts and water chestnuts. The second is food born in the north and in the shade, winter wheat, sweet potato and yam growing in the ground. In a word, the earth's atmosphere, the north, moonlight and depressions are all cloudy, which is an effective place to collect and absorb negative oxygen ions. Yang deficiency refers to the decline or weakness of human body function, lack of heat, and yang deficiency leads to a cold. The deficiency of yang in human body is mainly due to the deficiency of kidney yang (qi deficiency), because kidney yang is the basis of all yang in human body. Causes of yang deficiency: mostly congenital deficiency or acquired malnutrition, including improper diet, fatigue or diseases that damage yang. -Yang's great significance to life. Yang is the motive force of life. Qi wrote ""in ancient times. That is, gas contains fire, and fire is power. Therefore, Yang has a dynamic role. Yang qi, yin forming. Without yin, yang has no roots, and without yang, yin cannot be transformed, so the transformation must rely on it. Congenital qi, also known as vitality, is the fire of life, hidden in the kidney, also known as the fire of life, and the fire of life is extremely precious. When the fire goes out, life will be over, so protecting the yang and reducing the loss of the yang are important mysteries of anti-aging. 1. When the sun is at the top at noon, stand in the yard and take off your hat, and the essence of the sun can enter the human body from Baihui point above your head. Second, standing in a tall building, facing south and opening the window, Yang Can enters the human body from the skin with the light. Third, at sunrise, face the east and take a deep breath. Yang Can enters the human body through nostrils and skin (pores). Fourth, sunny days, blue sky and white clouds, stand in the wilderness and take a deep breath. Yang Can enters the human body through his nose and mouth. In short, we should go to places with high weather, good sunshine, south, east, more sunshine and high convexity to collect the sun. Five zang-organs (heart, liver, spleen, lung and kidney) are the most important part of human health care, and Chinese medicine has accumulated extremely valuable experience in five zang-organs health care.