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For example: What is the optimum amount of coffee to improve productivity but not affect sleep? This is very similar to trying to improve a chronic health condition, except that it can be useful to anybody and does not deal with critical issues.  

For example: What is the optimum amount of coffee to improve productivity but not affect sleep? This is very similar to trying to improve a chronic health condition, except that it can be useful to anybody and does not deal with critical issues.  

Unfortunately, many industries that promise such improvements are filled with scams<ref>https://disb.dc.gov/page/beware-weight-loss-scams</ref> and so, consumers avoid these industries. Tracking outcomes helps consumers detect how useful a product was.  

Unfortunately, many industries that promise such improvements are filled with scams<ref>https://disb.dc.gov/page/beware-weight-loss-scams</ref> and so, consumers avoid these industries. Tracking outcomes helps consumers detect how useful a product was and hopefully get a refund.  

   

   

Health tracking encourages people to keep experimenting and so constantly improve themselves.  People have gone through their entire life without finding easy life and health improvements because they simply did not experiment systematically. What if you are that kind of person?  

Health tracking encourages people to keep experimenting and so constantly improve themselves.  People have gone through their entire life without finding very helpful life and health improvements because they simply did not experiment systematically. What if you are that kind of person?  

This method has precedents outside of personal science. Many professionals, especially coaches of [[Sports|athletes]], measure and try to improve every little thing to boost overall performance.

This method has precedents outside of personal science. Many professionals, especially coaches of [[Sports|athletes]], measure and try to improve every little thing to boost overall performance.