On Tipcast 60 I continue the discussion of the energy systems, covering the fat burning zone and whether so called substrate testing is worth the time and effort. Knowing why you're testing substrate use and how it should be done properly will save you a great deal of time and money!
ESP tipcast 60 is supported in part by:
SLS tri custom apparel. With a range of stock and custom options for all three sports, SLS tri is ready to get you dressed for 2015 success.
Honey Stinger, maker of honey-based bars, gels, chews and the brand new caramel waffle. Talk about race fuel!