The Value of Self-Experimentation [Plus: Extreme Videos – Do Not Try This At Home]

The following is an excerpt from the appendices of The 4-Hour Body, which explores a common question: Can self-experimentation be valid at all, compared to placebo-controlled studies? As we shall see, self-experimentation need not be extreme (I do the extremes so you don’t have to), and you can make significant discoveries with a sample size …