Under the COVID-19 pandemic, we have become more aware of the importance of health than ever before and the profound significance of "sports for health". To boost immunity, we need a rational diet, adequate sleep, and, certainly, scientific exercise. Epidemiological observation has revealed that active exercisers have a lower chance of getting an upper respiratory infection every year. Through this course, participants can understand the basic principles and knowledge of scientific fitness to avoid unscientific fitness and gradually develop a healthy lifestyle of active fitness. Home quarantine as a result of the pandemic has triggered different degrees of negative emotions such as anxiety, impatience, and panic in many people. In this course, participants will first get a preliminary understanding of Chinese tea and the different states and realms of Chinese people when drinking tea, have an insight into how the tea influences our body and mind, and then understand how to adjust and train the physical and mental state by drinking tea, so as to eliminate various negative emotions and settle restlessness caused by the pandemic.