The phlebotomist-training.org requirement vary in every state in United State. Most of them need a high school diploma with at least six certification classes. First it was day training but now it is increased. They are the people who are trained to draw blood from a patient and send it to the laboratory. They are specialized clinical support workers who collect blood from the patients for examination, and the results are very helpful in the diagnoses of the disease. When you know have is the problem you can easily treat it. They do their work very careful, so that the patient is not hurt and the nursing care which a patient is getting should not be disturbed. They also need to draw the blood sample very carefully so that the sample is not harmed when collected and is safely in the laboratory for the diagnostic test. It is becoming more popular now. It is a rewarding job.