Speech Impairment: Types, Causes And Symptoms

Speech Impairment: Types, Causes And Symptoms

Speech is a way to express our thoughts and feelings with others. However, some people face difficulty in vocal communication, known as speech impairment. It prevents persons from forming correct sounds while communicating. Therefore, people suffering from it cannot express their thoughts properly. In this article, we describe all the essential things regarding speech impairment. Therefore, individuals must read it until the end.

Speech Impairment: Types, Causes And Symptoms

Types Of Speech Impairment

We can notice this problem in people of all ages. The following are types of speech disorders or impairment.


It is the disorder affecting the speech flow. People facing this issue experiences following interruption:

Repetitions: It occurs when people repeat words, sounds, or vowels involuntary.

Blocks: The people facing block issue face difficulty in making speech sounds. It looks that they have stuck with the words.

Prolongations: This speech disorder refers to the stretching of particular words or sounds.

It has various symptoms. Moreover, it can also vary according to situations. Excitement, Stress, or Frustration can make this problem worse in some people. Some words or sounds make the people stutter.

Speech Impairment: Types, Causes And Symptoms
Speech Impairment: Types, Causes And Symptoms


The mind is responsible for controlling each action of the body. It also has involvement during the speaking. The brain will send signals to various parts when we need to speak. Apraxia is a brain impairment that can cause problems for a person to make sounds. It also affects the motor skills of the person.

Dysarthria: Speech Impairment

Damage to the brain can also cause weakness in muscles in various body parts. In Dysarthria, the person’s muscle present in lips, throat, tongue, chest, and face become week. Hence, they face difficulty while speaking.

Causes Of Speech Impairment

Some people face this problem by birth. The following can be the causes of speech disorders.

  • Brain damage due to a head injury or stroke
  • Damaged vocal cords
  • Dementia
  • Muscle weakness
  • Cancer that affects the mouth or throat
  • Down syndrome
  • Autism
  • Hearing loss
  • A degenerative disease, like Parkinson’s disease, Huntington’s disease, or amyotrophic lateral sclerosis

The males are more prone to this problem. Various risk factors increase the chances of speech disorder in a person. It includes:

  • Born prematurely
  • Experiencing issues which can affect throat or ears
  • Born in a family which has a history of speech disorders
  • Having low weight during birth

Symptoms Of Speech Impairment

The symptoms of this problem can vary from one person to another. It depends on the severity and the cause of impairment. People facing this issue can experience the following symptoms:

  • Rearranging syllables
  • Distorting sounds
  • Repeating or prolonging sounds
  • Speaking with a hoarse or raspy voice
  • Having difficulty pronouncing words correctly
  • Speaking very softly
  • Struggling to say the correct word or sound
  • Adding sounds or syllables to words

Treatment: Speech Impairment

Firstly, your doctor will diagnose the cause of your speech impairment. Moreover, you can also consult any speech-language pathologist about the issue. He can teach to provide you various exercises to strengthen your vocal control. In some very rare cases, they can recommend surgery or other procedures.

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