Eat yourself happy: How the microbes in your gut hold the key to health and happiness (and what you can do to nourish them)

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Plus Could we divert an earth-bound asteroid? Big ideas for greener, faster transport Issue 341 on sale 25 September 2019 Subscribe to BBC Science Focus Magazine Don’t forget that BBC Science Focus is also available on all major digital platforms. We have versions for Android , Kindle Fire and Kindle e-reader , as well as an iOS app for the iPad and iPhone.

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