Pathology is a branch of medical science primarily concerning the examination of organs, tissues, and bodily fluids in order to make a diagnosis of disease.A pathologist is a physician who studies body fluids and tissues.
Diagnostic test is any kind of medical test performed to aid in the diagnosis or detection of disease. For example, such a test may be used to confirm that a person is free from disease, or to fully diagnose a disease.
Wellness is an active process of becoming aware of and making choices toward a healthy and fulfilling life. "...a state of complete physical, mental, and social well-being, and not merely the absence of disease or infirmity.
Clinical research is a branch of healthcare science that determine the safety and effectiveness of medication, devices, diagnostic pro- ducts and treatment regimens in- tended for human use.These may be used for prevention, treatment.