Anxiety and nervousness may cause patients to lose weight very quickly, weight loss is more obvious, may be because anxiety and nervousness will affect the patient’s diet, resulting in a loss of appetite, long-term weight loss will be obvious. May be because the patient has an acute anxiety attack, there will be panic, loss of control, sense of death, patients tend to check the body often or in fear, there may be motor disturbances such as walking around, the patient may lead to a high metabolic rate, there may also be excessive exertion leading to weight loss, but also some patients may also have insomnia symptoms. To summarize, patients with less intake and faster metabolism may lose weight quickly and lose weight more significantly.