Misophonia Family History and Related Conditions

Nearly 40% of People with Misophonia Have a Close Relative with the Condition

A new study examining family patterns has found that misophonia frequently runs in families, often alongside other neuropsychiatric conditions like anxiety and ADHD. The research, led by Salomé Castelló Alfaro, Diana Bok, and Doris Chen, surveyed 101 probands with misophonia and their biological parents. It reveals that 39% of probands had a first-degree relative—a parent or sibling—who also experiences misophonia, providing the strongest evidence to date of a familial component to the sound sensitivity disorder.

Study Methodology: Surveying Probands and Parents

The researchers enrolled 101 individuals with misophonia (the probands) and their biological parents into a genetics study. The probands had an average age of 24.6 years, with an age range from 8 to 64 years old. The group was predominantly female (88%), which aligns with the typical gender distribution seen in clinical misophonia populations. Each participant completed a detailed cross-sectional survey that asked about their own misophonia symptoms and diagnoses of common neuropsychiatric conditions. This design allowed the team to compare reports across generations and build a picture of how these traits cluster in families. The full findings are published and accessible via DOI: 10.64898/2026.03.13.26347988.

Familial Clustering of Misophonia and Co-occurring Conditions

The survey data painted a clear picture of familial risk. Nearly half (48%) of all probands had at least one relative of any degree (including extended family) with misophonia. The 39% rate in first-degree relatives points to a strong familial link. This pattern extended to commonly co-occurring conditions. The probands themselves reported high rates of anxiety (70%), depression (38%), ADHD (31%), and OCD (25%).

These conditions were also prevalent in their families. A majority of probands (65%) had at least one first-degree relative with anxiety, and 57% had a first-degree relative with depression. Significant portions reported a family history of ADHD (40%), OCD (20%), and autism (13%). This clustering suggests shared genetic or environmental vulnerabilities that may predispose a family to misophonia and related neuropsychiatric traits.

A Striking Gender Difference in Parents

One of the most pronounced findings was a significant gender disparity among parents. Mothers of probands were far more likely than fathers to report having misophonia themselves (29% of mothers vs. 9% of fathers). A similar, though less dramatic, pattern was seen for anxiety (44% maternal vs. 26% paternal). This finding raises important questions for future research. Is there a genetic component on the X chromosome? Are there gender-specific environmental factors at play? Or does this reflect differences in self-reporting or diagnosis rates between men and women? The study cannot answer these questions, but it highlights a clear direction for subsequent investigation.

Implications for Understanding and Treatment

These findings have several practical implications for clinicians, individuals with misophonia, and their families. First, the strong familial pattern validates the experiences of many who report that “it runs in the family.” It encourages clinicians to take a detailed family history when assessing someone for misophonia, as it can aid in diagnosis and understanding the broader clinical picture. Asking about anxiety, ADHD, and OCD in relatives is also warranted.

Second, the high co-occurrence rates reinforce that misophonia rarely exists in a vacuum. Effective management should consider the whole person. Treatment for a patient’s anxiety, for example, may also help reduce the emotional distress triggered by misophonic sounds. This aligns with a holistic approach to hearing health that integrates sensation, emotion, and cognition in care.

Finally, the study underscores the need for family-centered support and education. When multiple family members are affected, it can create a complex home dynamic. Understanding the shared biological underpinnings can reduce blame and frustration. Practical misophonia coping strategies can be implemented as a household, improving the environment for everyone.

Future Research Directions

Alfaro, Bok, and Chen note that their work provides a foundation for future studies on the genetic and environmental factors contributing to misophonia. The observed familial patterns, especially the maternal link, are clues for geneticists to follow. Research could also explore whether the brain changes observed in related conditions, such as the structural and functional alterations seen in hyperacusis patients, are shared in misophonia.

Longitudinal studies tracking families over time could help distinguish inherited predispositions from learned behaviors. Furthermore, expanding research to include larger and more gender-balanced cohorts will be important to confirm and extend these initial findings. This study moves the field forward by firmly establishing misophonia as a condition with strong familial ties, opening new avenues for understanding its origins and improving support for affected families.