Do people know how important health is only when they are sick?

Most people are like this, especially young people, who squander their bodies when they are strong. When they are sick, they know that their bodies are not only their own, but also those of their families. When a person is sick, the whole family is unhappy. Caring for your body is not only good for yourself, but also responsible for your family. There are also people who know how to cherish health and not get sick, so they can live to 100 years old.