Have you ever questioned why, despite the avalanche of self-help books and optimization hacks, we remain embroiled in multiple global health crises? Populations worldwide are gaining life-shortening excess weight (even in poorer countries), and water contamination is rampant (even in richer countries). In such dire circumstances, a gratitude journal won’t help.The stark reality is that we’ve been sold a monumental lie. The obsession with individual health optimization has dis...