While not practical for operations which very low processing times and correspondingly high change-over times (both values defined by takt time), it is nevertheless a Lean Manufacturing goal to achieve single piece flow in every operation possible. Achieving one-piece flow requires the elimination of waste.
Throughout human history, most people live and die in the social class into which they were born. If they were born poor, chances are they will die poor. One way societies can help people rise in social class is to initiate new enterprises, like improved educational opportunities or technological advancements.
As a result they may be more prone to health problems. If you are a People Pleaser your heart is in the right place. Wanting to take care of others is not a bad thing and if more people had a little bit of what you have, the world would be a better place. However, you cannot do this at the expense of yourself.