Because my work was related to aircraft , I learned that each civil aircraft model has flight , operations & maintenance manuals that operator(s) must comply with .
Ironically we humans have no similar manuals and many (if not the majority) even don't care about health , except when sick .
Note : Ironically , we humans are well behind about what matters the most : health , education , good governance , environment , housing , social relations , ...
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https://www.health.harvard.edu/healthy-aging-and-longevity/10-habits-for-good-health - sign for "Free HealthBeat" and get a free special health report "Living Longer , Living Well" .
Ironically we humans have no similar manuals and many (if not the majority) even don't care about health , except when sick .
Note : Ironically , we humans are well behind about what matters the most : health , education , good governance , environment , housing , social relations , ...
-------------------------------
https://www.health.harvard.edu/healthy-aging-and-longevity/10-habits-for-good-health - sign for "Free HealthBeat" and get a free special health report "Living Longer , Living Well" .
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