Grumpy Old Geeks Media The 4-Hour Body Media The 4-Hour Body 3 mentions in 1 episode Ferriss’s book about physical experimentation, which leads into the discussion of self-tracking. Mentions 675: A Thanksgiving Blast from the Past with Tim Ferriss Nov 30, 2024 6:24 the four-hour body 37:26 the four hour body is what really hooked me on, on, onto your stuff 45:04 when I was writing the four hour body