Ten-year-olds with slurred speech may be associated with a short tongue tie, hearing impairment, etc. If it appears suddenly, it may also be related to brain lesions, etc. 1. Short tongue tie: There is a tie in the abdomen of the tongue that controls the movement of the entire tongue. A short tongue tie restricts the movement of the tongue, which may affect articulation and result in slurred speech. 2. Hearing impairment: the inability to accurately distinguish the sounds around you, so you do not have the conditions to learn accurate pronunciation, and you may not be able to pronounce words. 3. Brain lesions: Mostly due to the occurrence of space-occupying masses in the brain or transient cerebral ischemia, etc., which cause damage to the speech area and lead to dysarthria. The symptoms of inability to pronounce and slurring of words will appear. There are other reasons why a ten-year-old child may not be able to speak clearly, so it is recommended that you consult a doctor in a timely manner, follow the doctor’s instructions to conduct relevant examinations, identify the causes with the help of the doctor, and carry out targeted treatment or therapy.