Brain tissue that has suffered a sudden blackout of blood supply due to a stroke will have to resume its functions by revascularizing.
Functions such as attention, language, thinking, or even remembering may be difficult or slow down a lot. This is called vascular dementia, usually caused by a stroke, but sometimes also caused by heart disease, high blood pressure, or even smoking.

Psychosomatic itching
Itching can sometimes be psychosomatic in nature, caused by severe states of anxiety or stress. Psychosomatic itching is localized to a specific location on the body, not resulting from internal








































































