I think that's the mindset the author has an issue with. You said "you will get some (benefits) initially but will quickly stall" like it's a bad thing. Fitne

I think that's the mindset the author has an issue with. You said "you will get some (benefits) initially but will quickly stall" like it's a bad thing. Fitness doesn't improve forever with any program, you're still going to die. If you view fitness as a means to an end (health/long life) then you've got to realize there are diminishing returns. There have been many studies showing the diminishing returns kick in very quickly (http://well.blogs.nytimes.com/2014/07/30/running-just-5-minutes-a-day-has-long-lasting-benefits/ http://well.blogs.nytimes.com/2014/07/30/running-just-5-minu...). If you want to be an elite athlete that's fine, but you should at least acknowledge it's its own reward and not claim it's about health.