I treat lots of athletes and hence I regularly get reps sending me articles about the latest greatest bit of expensive kit that will make all the difference for athletes.

here is one that has caught my attention recently:

http://www.accapi.co.uk/images/uploa...cycling(1).pdf

http://www.accapi.co.uk/images/uploa...h_05_11_09.pdf

sports science seems to have its own share of hucksters and snake oil salesmen...