There are several ways to know whether you are healthy or not. The first is the temperature. You can know whether you are healthy or not by measuring your temperature. People with a temperature of 36.9-37.2 are the healthiest. People with a temperature of 36.8 degrees can heal themselves quickly if they are sick. 36.7, illness is difficult to heal itself. 36.6, illness can't be entangled for too long. 36.5 degrees, the condition is getting worse. 36.4, systemic diseases. Below 36.3, seriously ill. . .
The second method is not to eat oil, salt, sauce, vinegar, meat, cigarettes, tea and so on. A week. If you can do it, you are not sick. If you have all kinds of discomfort, dizziness, vomiting, stomachache and so on, it means you are poisoned.
The third method is to drink only water and not eat anything for one to three days. Similarly, if you can do it, you will be healthy. If you can't do it, you will get sick.