Articles tagged with Stuttering
A new pilot project by Frankfurt University Medicine and Münster University Hospital has shown that deep brain stimulation can significantly reduce stuttering frequency and severity. The treatment, which involves implanting a thin wire into the left thalamus of the brain, was found to decrease stuttering by 46% in one patient.
A global study identified DNA markers for stuttering, providing a genetic link that will allow clinicians to predict which family members will experience the speech disorder. The research also found a link between stuttering and neurodiversity, emotional regulation, and musical rhythm.
A large-scale study analyzing over 1 million individuals has identified 57 distinct genomic regions associated with 48 genes linked to stuttering. The findings suggest a shared genetic architecture with autism, depression, and musicality, providing a foundation for early identification and therapeutic advances in stuttering.
A large-scale study has identified 48 genes linked to stuttering, shedding light on the neurological pathways of risk. The findings suggest a shared genetic basis with autism, depression, and musicality, providing a foundation for future research.
Adults who stutter experience underemployment and lower job satisfaction compared to non-stutterers. They are also less likely to earn higher salaries, with a notable decrease at the $100,000 annual threshold.
A study led by the University of Turku has identified the brain network responsible for stuttering, which may lead to effective treatments. The research found that stuttering is associated with structural changes in a specific brain network involving the putamen, amygdala, and claustrum.
A team of researchers from New York University recruited 30 stutterers and monitored their brain activity using magnetoencephalography (MEG) while they spoke. The study found increased beta waves associated with cues that preceded stuttered words, suggesting a predictive link between brain activity and stuttering.
Researchers are recruiting over 1500 UK participants to study the genetic basis of stammering. The largest study of its kind hopes to identify genes linked to the condition and develop new therapies targeting the underlying causes.
New research finds elevated activity in the right dorsolateral prefrontal cortex when anticipating stuttering, indicating a key role in cognitive control. This study provides fresh insight into how stutterers process anticipation, offering potential implications for therapy.
Researchers have discovered new genetic variations associated with developmental stuttering, offering new therapeutic directions to improve outcomes. The study found that stuttering is polygenic, meaning multiple genetic factors contribute to and protect against the condition.
A new theory suggests that stuttering is caused by anomalies in the brain's initiation circuit, which chooses a word to speak. This circuit is separate from the muscle-coordinating circuit, and its impairment leads to stuttering. Researchers believe this could lead to targeted treatments for stuttering with fewer side effects.
A study by NYU Steinhardt Professor Eric S. Jackson found that adults who stutter do not stutter during private speech, suggesting a strong social component in stuttering. The 'talk-alone-effect' is real and is influenced by the perception of being heard by a listener.
Scientists have identified a specific region of the bird brain linked to stuttering patterns, using zebra finches as a model system. A simple pharmacological treatment can stimulate rapid firing in this area, inducing stuttering-like patterns that resemble human speech dysfunctions.
A UC Riverside-led study found that treatment with the medication risperidone leads to increased activity of astrocytes in persons who stutter. This increase in activity may help reduce stuttering by blocking dopamine receptors in the striatum.
Researchers at UChicago study birdsong to understand brain cell properties and their role in learning, revealing surprising similarities with human stuttering. The study uses zebra finch neurons to show that changes in intrinsic cell properties are closely tied to song patterns and stuttering behavior.
A proof-of-concept trial found ecopipam significantly reduced stuttering symptoms, including increased speech fluency and faster reading completion. The medication was well-tolerated, with no serious adverse effects or signals of weight gain or abnormal movement disorders.
A recent NIH study using a mouse model of stuttering identified the loss of astrocytes as a critical brain cell type involved in the disorder. The research found that this loss was most prominent in the corpus callosum, a part of the brain that bridges the two hemispheres. This discovery could lead to novel interventions for stuttering...
Researchers are searching for genetic links to stuttering through a global study recruiting Australian stutterers aged seven and older. The study aims to develop treatments targeting the disorder's underlying cause, rather than just symptoms, with potential benefits for better treatment and prevention of stuttering.
A team of UTSA researchers received a $387,000 grant to develop brain-computer interface technology that identifies brain activity patterns contributing to stuttering. The goal is to train individuals to optimize their brain functions and reduce stuttering rates.
A hyperactive network in the right frontal part of the brain plays a crucial role in stuttering by inhibiting speech movement planning and execution. The more severe the stuttering, the stronger the connections between brain regions involved in neural inhibition of speech movements.
Research at the Max Planck Institute for Human Cognitive and Brain Sciences reveals that hyperactivity in the right hemisphere of the brain is central to stuttering. The study found a stronger connection between brain regions involved in speech movements, leading to impaired fluency.
Researchers found that a 61-year-old man with severe alcohol dependence and stuttering stopped stuttering after taking baclofen, a muscle relaxant. Further studies are needed to confirm the finding, but the authors propose plausible biological explanations for the effect.
Researchers at Children's Hospital Los Angeles found a correlation between reduced regional cerebral blood flow in the Broca's area of the frontal lobe and more severe stuttering. The study also suggests that disturbances in speech processing areas of the brain are likely central to stuttering.
Researchers found neuro-metabolite alterations across the brain linking stuttering to changes in brain circuits that control speech production and circuits supporting attention and emotion. Disturbances in neuronal or membrane metabolism contribute to the development of stuttering.
Researchers created mice with a mutation associated with human stuttering and found they vocalized in an abnormal pattern reminiscent of the disorder. The animal model may help scientists understand the molecular and neurological basis of stuttering and develop treatments.
A study in mice reveals changes in ultrasonic vocalizations consistent with stuttering in humans, suggesting a potential understanding and treatment for millions affected. The findings provide an experimentally tractable animal model for aspects of stuttering research.
A pilot study by researchers at ISTAR found that video self-modelling (VSM) helps reduce stuttering frequency in adults who experienced relapse after therapy. Participants watched videos of themselves speaking fluently, with improved results for those viewing their videos regularly.
Researchers at Michigan State University found that children who stutter have difficulty perceiving a beat in music-like rhythms, which may account for their halting speech patterns. This study has implications for treating stuttering and suggests that improving beat perception in children could lead to improved fluency in speech.
Researchers found abnormal development of grey matter in Broca's area, the region responsible for speech, persisting into adulthood in children who stutter. The study used MRI imaging to examine brain development in both children and adults, finding a steady decline in cortical thickness not observed in people who stutter.
A study by University of Alberta researcher Deryk Beal found that children who stutter have less grey matter in brain regions responsible for speech production. This discovery highlights the importance of early treatment approaches like those pioneered by the Institute for Stuttering Treatment and Research.
A recent study of over 1600 children found that cumulative incidence of stuttering by four years old was 11% higher than previous reports. Stuttering was associated with better language development and non-verbal skills, but no impact on mental health or temperament.
A recent study found that children who were breastfed had a higher likelihood of recovering from stuttering and returning to fluent speech. The researchers suggest that essential fatty acids found in breast milk may play an important role in brain development and language skills.
Researchers at Michigan State University investigate the brain and behavior of zebra finches to understand the relationship between rhythm and stuttering. The study aims to identify which parts of the brain are responsible for processing rhythm, with potential implications for treating stuttering in children.
A new case study by the University of Alberta's ISTAR Institute shows that fluency shaping can significantly improve a child's speech in individuals with Down syndrome who stutter. Four months of treatment led to a 98.6% improvement in Sarah's fluency, enabling her to function better socially and academically.
Researchers found that just one week of speech therapy can help reduce stuttering by reorganizing the brain. The therapy involved repeating words and reading visually presented words, leading to improved scores on stuttering tests.
A new study found that mutations in a gene called NAGPA, which affects lysosomal function, are associated with persistent stuttering. The research provides evidence that impairment in cellular recycling centers may play a role in causing some people to stutter.
Researchers studied how children master speech by observing finger movements and neural processes. The study suggests that the beat could reveal underlying motor skills, shedding light on stuttering in children.
A recent study aims to identify neural reasons for early childhood stuttering, with a focus on sex differences that influence recovery rates. The research seeks to better understand the causes of this speech disorder, which affects about 5% of children during early stages of speech acquisition.
A study has identified three genes associated with stuttering in volunteers from Pakistan, the US, and England. Mutations in these genes have been linked to other metabolic disorders, suggesting a possible inherited component to stuttering.
A recent study has found strong evidence for a genetic component in stuttering, with the likelihood of spontaneous recovery linked to genetic factors. Researchers hope that identifying specific genes underlying stuttering will lead to improved clinical decisions and treatments.
Research published in Archives of Disease in Childhood suggests that bilingual children are significantly more likely to stutter and find it harder to lose their impediment than monolingual children. Children who exclusively spoke one language before the age of 5 had a higher recovery rate from stuttering by the age of 12.
A new study by Vanderbilt University researchers suggests that helping children handle stress and emotions may help alleviate stuttering. The study found that children who stutter are more likely to be emotionally aroused in everyday situations, have difficulty controlling their attention, and take longer to calm down.
Researchers at Purdue University found that adults who stutter process language differently than those who don't, even when not speaking. The study, published in August, measured brain electrical activity and response time to find complex interactions between language and motor systems.
Researchers found bullfrog calls with stutters have a communication function and don't indicate fatigue. The frogs use stutters to extend call length while reducing air exchange, attracting mates during breeding season.
A study of 14 adults with persistent developmental stuttering found that DAF was more effective for those with atypical auditory anatomy. The research also identified two subgroups: one with rightward planum temporale asymmetry who showed improved fluency, and another with leftward planum temporale asymmetry who did not respond to DAF.
A study has identified a significant difference in brain tissue structure between individuals with persistent developmental stuttering and those with normal speech. The abnormality may develop during early language and speech acquisition, explaining how disturbed signal transmission affects speech production.
A new $4 million grant from the NIH will explore four sets of factors contributing to childhood stuttering, including language function, epidemiology, motor/physiological functions, and psychological factors. Researchers hope to identify risk factors and predictors for recovery.
A study found that adults with persistent developmental stuttering (PDS) have significantly larger right and left temporal lobes, and more irregularities in brain shape compared to controls. Sex and writing hand preference were also linked to anatomic features.
A study of 66 children who stuttered found a strong genetic link to the condition. Most people who stutter have a common genetic factor that contributes to their persistence, with males being more likely to experience persistent stuttering.
The program, now in its second year, provides four weeks of intensive speech therapy for adults aged 20-50. Participants learn skills and behaviors to overcome stuttering, such as awareness, acceptance, and preparatory techniques like rehearsal and prevoicing. The goal is to improve communication flow and reduce stuttering interruptions.