Fish Oil: Great Brain Medicine or an Expensive Placebo?

Published: Sep 17, 2012

If you compare mental health records from Japan with those from nearly all other developed countries, you’ll come across a glaring distinction – Japan has one of the lowest rates of bipolar disorder in the civilized world; and the lowest among high-income countries. The lifetime incidence of bipolar in Japan is .07%, a fraction of that in the United States (the US has the highest lifetime rate of bipolar in the world: 4.4%). In fact, high-income countries have the highest rates of bipolar disorder overall – with the notable exception of Japan.

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