At Common Law, an heir was the individual appointed by law to succeed to the estate of an ancestor who died without a will. It is commonly used today in reference to any individual who succeeds to property, either by will or law.
The list below shows some of the causes of Stuttering mentioned in various sources: 1  Anxiety. 2  Birth trauma. 3  Brain infection. 4  Cerebral palsy. 5  Child abuse. 6  Deafness. 7  more causes...Â».
Journal of Speech, Language, and Hearing Research, August 1992, Vol. 35, 782-788. This investigation provides updated information on the onset of stuttering, explores variations in the onset, and studies possible relationship of stuttering onset to the factors of age, gender, familial history, severity, and stress.