You can learn yoga in a month. Yoga digging is to find a way to suck your stomach flat and suck the gas out of your stomach with your throat. This method needs to be flexible and difficult, so it needs constant practice and a month to feel it. Yoga can regulate the whole body system, improve blood circulation, promote endocrine balance, decompress and nourish the heart, release the body and mind, and achieve the purpose of nourishing the heart and nourishing the nature.