Smiles can both induce and reduce stress — it depends on how you wield it

Use this power for good!

Smelling your partner’s shirt will reduce stress, but a stranger’s will wind you up more

Smell seems to be the easiest way to hack a brain.

Chronic cannabis use seems to “blunt” our stress reactivity, paper reports

That’s not necessarily a good thing, however.

Higher emotional intelligence can make you more vulnerable to stress — if you’re a dude

We’re still not sure if it happens in women too.