We all know the telltale signs of friendly versus off-putting body language. For example, crossing your arms in front of your torso, averting your gaze, and shifting your stance away from others is ...

Do we nod yes when we enjoy something, or do we enjoy it because we nod? In one study, participants evaluated a pen. During this, they were either asked to nod their head yes (vertically) or to nod ...

COLUMBUS, Ohio – When you nod your head to signal approval or shake your head to show disapproval, it's not just sending a message to others – you may also be influencing yourself. A new study showed ...

I have no experience, but Chinese people understand nodding as "affirmative" at least. The Western male nod ("I see you and I know you are there, and everything is cool"), maybe not so much.