A person needs their health to do activities. There is no other way around it.
Being healthy will not guarantee how long a person’s life will be. However, without health and depends on how bad it is, it will limit a person from where they can go, what they can do, and how long they can do it.
There are multiple factors that can affect a person’s health. To be healthy require judgement and wisdom in all aspects of a person’s life. Understanding what you put in your mouth is important. Know what you do is important. Regulatory from self and related agencies are important.
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Live example of why judgement and wisdom are required to be healthy: https://www.cbc.ca/news/canada/british-columbia/health-scams-ubc-study-1.5176870