What is the "cancer" of mental illness? explain how twin studies were used to note the differences in the brain between people who have this diagnoses and the co-twins who do not. (what looks different about the brains of the twins where only one had the disease?

Cancer is a disease in which abnormal cells divide uncontrollably and destroy body tissue.

Explanation:

People with mental disorders, especially mood problems like clinical depression and bipolar disorder, have a high risk of developing certain cancers at younger ages, including brain and lung cancer.

The difference between the brain of the twin:

The study found that those with schizophrenia, compared with their identical twins, had smaller brain volume, especially in the critical areas involved in thinking, concentration, memory and perception. The study offers ''irrefutable evidence that schizophrenia is a brain disorder''.

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