Hormones are secondary determinants, and the most important ones are congenital human inheritance and acquired social environment. You can't change your physique, you can only change your lifestyle. People are thin because the energy you absorb every day is not enough to maintain your daily physical needs. Those "meats" are oxidized and decomposed in human metabolism-that is, they burn to maintain your normal life activities. So many people say that' starvation' is the best way to lose weight, which makes sense, but be careful to become anorexia. There are hormones you mentioned. The secretion of hormones will affect people's emotional activities. Sadness, lovelorn, worry, lovesickness, insomnia, etc. Will affect their weight. So there is still a certain relationship between hormones and weight. However, these are all different from person to person. Some people will get thinner and thinner in a highly stressful environment, which is what we call haggard, while others will get fatter and fatter. This is the role of hormones. Everyone thinks that you will lose weight soon in summer, because you need to increase your energy in summer, so you will consume a lot of fat. Sunlight also burns fat on the skin. Tea is alkaline, while most people are acidic. Therefore, drinking more tea contributes to the acid-base balance of the human body, and the alkaline constitution is not easy to gain weight. It is more effective to drink more green tea.