Saying one system is wrong without supply a more viable and accurate alternative is useless In addition, the aforementioned test makes no sense whatsoever. Not to mention its written very poorly.
I recognized that the science of nutrition and health are relatively new, so I try to keep an open mind on such things. However, so far the only thing I'm convinced of at this point it that there's room for growth.
There are a varieties of updated MHR methods available but none as of yet have been universally accepted or supplanted the de facto 220 - age which despite its implied limitations, is still recognized and used everywhere.