Story perspectives

Exploring Non-Genetic Causes of Parkinson's Disease Rise

3/15/2026

Summary

Story summary

Only 10–15% of Parkinson's disease cases are linked to genetics.
Parkinson's disease is the second most common neurological disorder in the United States.
About 90,000 people are diagnosed each year, reflecting a doubling of prevalence over 30 years.
More than two-thirds of patients lack a clear genetic connection, prompting researchers to explore non-genetic causes.
Sergey Brin (donor) has contributed $1.8 billion to genetic research, underscoring the shift to broader study.

1 of 1

Story summary

Only 10–15% of Parkinson's disease cases are linked to genetics.
Parkinson's disease is the second most common neurological disorder in the United States.
About 90,000 people are diagnosed each year, reflecting a doubling of prevalence over 30 years.
More than two-thirds of patients lack a clear genetic connection, prompting researchers to explore non-genetic causes.
Sergey Brin (donor) has contributed $1.8 billion to genetic research, underscoring the shift to broader study.