"brain shrinkage" is a correct term and can be used in written English.
It is typically used in medical or scientific contexts to describe a condition where a person's brain becomes smaller in size. Example: "The patient's brain scan revealed signs of significant brain shrinkage, likely due to prolonged exposure to high levels of stress."
Repeated brain scans showed severe brain shrinkage.
Mental tests can help identify it, and magnetic resonance imaging scans can detect a characteristic pattern of brain shrinkage.
"We need to know the results of a clinical trial in which we're testing whether B12 does actually prevent brain shrinkage".
Planer's reading included a book called Cerebral Entropy in the Era of Fox News, though not its companion volume, Brain Shrinkage in the Era of Paranormal Hokum.
The very latest research, published earlier this month in the journal Neurology, shows that poor sleep quality in people over 60 years of age is associated with widespread increased brain shrinkage.
Re "Pain and the Downsized Brain" (Nov. 23): The study described in the article found an association between back pain and brain shrinkage, but it did not prove cause and effect.
One theory is that some forms of this protein are toxic to nerve cells and this triggers the development of memory problems and brain shrinkage.
The earliest stage is preclinical Alzheimer's - asymptomatic people who have silent build-up of plaques or brain shrinkage or have genetic mutations.
Dr Susanne Sorensen, head of research at the Alzheimer's Society, said brain shrinkage was usually associated with the development of dementia.
The researchers found that when they controlled for age, sex, and intracranial size, those with a college degree had 8% to 10% greater volume of peripheral cerebrospinal fluid--an indicator of brain shrinkage--than those with 4 years of schooling.
The study found that characteristic brain changes — shrinkage of the memory center, beta amyloid plaques, excessive synthesis of beta amyloid and tau — arise more than a decade before a person has symptoms.
