It is not clear what causes stammering and it is thought there various causes all contribute to the condition. These causes may be genetic or environmental
Recent research suggests that some people who stammer may have difficulty co-ordinating the muscles for speech, and need more time to speak.
Stammering usually begins in childhood between the ages of three and five. Four per cent recover, with or without help, so that only one per cent of adults stammer.
It's four times more common in boys than in girls, and in any family with a person who stammers there's an increased risk that other family members will have the same problem.
The stammer may vary according to a child’s surroundings. The stammer may present as a problem initiating any speech at all of flowing between syllables. All stammers sound different. Some stammering children deal with the problem by not speaking at all.
Stammering can be diagnosed by a speech therapist. They are able to advise you on exactly what the problem is and how best to treat it. Your doctor will be able to refer you to a speech therapist.
There is no cure for stammering but the following behaviours can help. Your speech therapist will be able to advise on your child’s particular case