Small Sunday is from the forehead to the abdomen, and big Sunday is from the forehead to the soles of the feet. The most important thing in qigong is quietness. Simply put, imagine that you can get twice the result with half the effort in a quiet environment. When I am quiet, I imagine myself in a forest, surrounded by streams, with the sun on my head and the sun shining around me, which is very harmonious. But it's better to grope for it yourself