There have been books, workshops and endless discussions spawned by it.
But do you really KNOW how to interpret the non-verbal messages that other people broadcast on a continual basis in their interactions with you?
One woman hoping to change that is body language expert Steph Holloway, 55, who is based in New Zealand.
'The dating rules have changed in the last few years, if you're of a certain age you just don't know what the rules are anymore,' she told FEMAIL.
His head is very slightly on one side, showing that he is listening so he is showing more than just sexual attraction and is romantically interested.
His slight smile is a universal signal of approval and interest and his direct eye contact underlines his interest in this girl.
With his energetic stage presence and charismatic persona, he spreads truth to audiences all across the world. Outcast BMX is a Christian BMX ministry made up of five different teams led by top Christian BMX pro riders.
His God-given ability to connect with people of all ages, races and backgrounds sets him apart from the average speaker. The groups are based in California, Arkansas, North Carolina, Missouri, and Florida for easy accessibility to any event in the continental United States.
Most important and reliable medium of communication.
There are two levels of communication that occur in any interaction: refers to EVERYTHING ELSE that occurs.
Interactions can be wrought with mixed signals- saying one thing and non-verbally communicating another.
When you look down you want to see the feet in the shape of a V, it's welcoming and they're inviting you into their space which shows they're interested.'Or you want one foot pointed towards you as that means they're trying to get into your personal space.'She said that when you're interested in someone a different chemical kicks in and the more someone likes you the longer they will hold your gaze.'There are hundreds and hundreds of indicators that show if someone likes you or not but these body language gestures are the basic human gestures that we can't avoid,' she told FEMAIL.'Men will do whatever they can to show off their manliness, they will do anything to show off their package.'They will sit with their legs spread, will gesture with their hands.
They have to do something to display their potential.'Women also have signs to show someone that they're interested and one thing they'll often do is put their head on a "pedestal".