| There have been many theories in the past which | | | | the left side of their brain, left-handers make use |
| have cited psychological reasons as the basis for | | | | of the right side of the brain; hence when the |
| stuttering. These theories went on to suggest | | | | abnormalities in anatomical design and neural |
| that emotional trauma combined with psychological | | | | patterns are prominent in one side of the brain, it |
| fears were the main causes of stuttering. But | | | | affects the respective persons. |
| there are cases of children developing stuttering | | | | It has been observed that most of the |
| immediately after birth and this theory will not | | | | abnormalities are found in left handed people is |
| hold good in such cases as babies do not undergo | | | | because of their neural patterns. During an |
| any psychological or emotional stress. Hence | | | | observation, it was noted that the Pars |
| these theories have been rubbished over the | | | | Triangularis was found to be larger in the brain of |
| years and researchers have been involved in | | | | left-handers than the right-handers. Because of |
| studying the causes of stuttering. | | | | these differences, it can be safely concluded that |
| New studies show that the pattern of the brain | | | | the link between left-handers and stuttering I |
| and its anatomical design are found to be | | | | purely based on anatomic abnormalities. |
| different in stutterers and non stutterers. It also | | | | The pre-dominance of stuttering in left handed |
| shows that the neural patterns observed in adult | | | | people is another one of those proven facts like |
| stutterers show abnormalities that are beyond | | | | children stuttering more than adults and men |
| treatment whereas in children they are found to | | | | stutterers outnumbering women stutterers. |
| be treatable. The irregularities in the anatomical | | | | Though the above reasons could be given to |
| design are found to exist only in areas which are | | | | explain the prevalence of stuttering in certain |
| responsible for speech. | | | | people than others, nothing has been conclusively |
| Most of the differences in characteristics of men | | | | proved yet. But past research has been found to |
| and women can be attributed to their neural | | | | show that left handed people were more prone |
| patterns and the same goes with the case of left | | | | to dyslexia and stuttering and this has also been |
| and right-handers too. The differences in behavior | | | | noticed in a quite a few cases and hence the |
| in left and right-handers are mainly because of the | | | | belief in the link between stuttering and lefties. |
| dominating hemisphere. While right-handers use | | | | |