About. Schizophrenia is often a chronic, debilitating illness that affects about 1% of the population. People with schizophrenia experience psychotic symptoms like hallucinations and delusions, negative symptoms, including social withdrawal, and have prob
Type O negative blood (also denoted as Type O -) is just one of thirty or so different blood types spread amongst the human population. Type O Negative blood is one of the 8 blood types that are by far the most common. These 8 blood types are A Positive (