Data crunching back to age 18. Three years of organizing self-experiments around the world. Thousands of blood tests and hundreds of case studies.
My new book is finally here: The 4-Hour Body.
I could not be happier with the end product. Truly, I am ecstatic.
Source: Tim Ferriss, The 4-Hour Blog – The New Book Unveiled: The 4-Hour Body
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|The 4-Hour Body – Official Video Trailer|