"It appeared that smiles could not only increase how happy you felt about the puppies ... you may follow the classic advice ...

But it may also be true that people feel happy because they smile ... I also explain how a fake smile impacts your brain, when to try it, and what benefits you can expect. And if you aren ...

the key difference between this “real” happy smile and a “fake” happy smile lies in the orbicularis oculi – muscles that wrap around the eyes. All smiling involves contraction of the ...