Judy James, a body language/behavior expert, says that we all have our individual style of laughter - and different laughs that we let out at different times depending on how we feel.
A mirthless laugh, she says, suggests performed humor rather than the real thing. A Baby Crying laugh says you are nervously drowning out a mistake.
See also: TEST YOURSELF: WHAT YOUR HANDWRITING SAYS ABOUT YOUR CHARACTER?
The wheeze. This kind of super-suppressed laugh can be the result of years spent in a career where silence or keeping quiet is the norm. This laugh usually indicates funny character and a strong sense of humor.
The Mirthless Laugh. This over-congruent laughter suggests performed humor rather than the real thing. It is a form of performance either to be polite or to draw attention and to make others giggle at the Lough itself.
The suppressed exploding laugh. This kind of laugh occurs when someone tries to smother their laughter, creating a pressure cooker effect-leaking out small, seemingly helpless explosions. It is laughter with an objective of setting other people off in fits of giggles
Impulsive people laugh out loud, with hands over mouth. This kind of laughter is prompted by guilt that produces feelings of naughtiness, which in turn intensifies the need to laugh.
The operatic giggle- A loud, tuneless trill sound that might be considered irritating by some. This laugh suggests a person's desire to be listened to and admired.
The Giggler- This kind of laugh would usually suggest either shyness or a desire to be seen as 'good'. It involves little in the way of torso movement, just a wrinkling of the face and an occasional bending forward.