Is Brain Size A Risk Factor?

The journal PLOS Biology published a study that could explain why large brains are more vulnerable to brain disorders such as schizophrenia and Alzheimer’s disease. An extensive range of brain sizes is exhibited in mammals, reflecting their adaptation to the varied environments in which they live. The mammals’ cerebral cortex is a thin layer of gray matter, which is neural tissue composed of nerve cell bodies and nerve fibers that cover the brain.

The processing of information in the brain, thoughts, high-level brain functions as retrieving memories, calculating, language and consciousness is the responsibility of the gray matter. Data on the …read more