Traumatic brain injuries in youth may cause dementia in old age
Head injuries do not go unnoticed. Even after many years they can cause dementia (including its most common type — Alzheimer’s disease). Even «harmless» concussion increases the risk of developing dementia in old age by 17%, and severe traumatic brain injury by 35%. To such a disappointing conclusion was made by scientists analyzing data 27 632 020 patients over 36-year period. The study is published in the journal Lancet Psychiatry….