Name: How to Spot a Liar by Their Eyes | Body Language
Uploaded: 2015-06-11T05:21:57.000Z
Duration: 2 min 8 s
Description: Thousands of YouTube videos with English-Chinese subtitles! Now you can learn to understand native speakers, expand your vocabulary, and improve your pronunciation...

Adverbs of degree

So the eyes are a very useful ways to sometimes to determine truthfulness, and there’s a

lot of things so the first thing, let’s talk about eye contact. There’s not one

Transition words & phrases

shred of academic research that shows breaking eye contact is an indication of lying. However,

everybody believes that. Everybody believes that If you break eye contact you’re lying,

there’s not one shred of research that shows that, okay. However, there is some research

that shows that people tend to make an overbearing amount of contact when they lie, because they

think that you, you think that if they break eye contact that you are going to perceive

them as lying. So one of the things you’ll see people do is, I swear to God, I swear

to God, I didn’t do that, and then they make an unusual amount of eye contact, which

is a deviation from how they make could be an indication of lying. Also blink rates,

it’s really a strong way of determining, it’s not a strong way, but it’s one of

the ways you could maybe use to determine whether someone is lying. So there’s two

responses with blink rate. Our blink rate tends to increase when we get really emotional

about something, all right. So blink rate is coordinated with emotion all right, so

you’ll see an increase in blink rate right there. But blink rate also decreases when

we experience something called cognitive overload. And what cognitive overload is, it’s basically

when our brain, lying requires more cognition then telling the truth. So lying requires

more cognitive facilities than when you are telling something honest. So what tends to

happen behaviors tend to stop when you are lying. So one of the cool things you’ll

tend to see is, some research points to, when you see someone is telling a lie, you’ll

see a decrease in cognitive overload, and when they get away with it, you’ll see an

increase in blink rate, because they just got away with it. So it’s kind of cool,

but it’s not highly accurate and it’s hard to look for, but it’s something you