Individualized and precise dietary instruction based on your metabolism, training load, and your goals. Your nutrition will underwrite your ability to perform and recover. read more »


Sigma provides the most direct path towards achieving your endurance goals and delivers your training in a manner that is understandable to any athlete. read more »


We are the sum of 100 years of research. The only thing we take more seriously than our history, is your future with us as an athlete. Your days of guessing are over. read more »


The term “Sigma” is ubiquitous. We see it everywhere represented in a variety of forms, but seldom realize what it means. “Sigma” equals “the sum of all parts”. read more »

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Did Paula Have It Right?

Recently, while flipping through the “culinary arts” channels, in hopes of finding some inspiration for dinner, I came across a familiar face – one of particular roundness, enthusiasm, Southern charm, and characteristic white hair. Perhaps… read more »