Environment
Placebos at large: the power of society’s symbols
The world is brimming with symbols, including national flags, which trigger a phenomenon akin to medicinal placebos, argues a top psychologist
Opinion
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The world is brimming with symbols, including national flags, which trigger a phenomenon akin to medicinal placebos, argues a top psychologist
Choristers' heartbeats vary with the music they sing and synchronise with one another – both effects can be good for you