**Introduction:** Neuropsychology is the scientific study of the connections between brain function and human behavior, based on recent advances in neuroscience and psychological theory. Currently, neuropsychology is a rapidly developing discipline that is of great importance for understanding the functioning of the brain, its treatment and prevention of neurological diseases, as well as for the development of new methods for treating mental disorders.
**Main part:**
In recent years, many studies have been carried out on the influence of various factors on brain function. One of these recent studies was conducted on rats. This study found that stress can have long-term effects on the health of rats. It has also been shown that this effect may be reversible. This could have serious consequences for people