Epidemiologists are public health professionals who investigate patterns and causes of disease and injury in humans. They seek to reduce the risk and occurrence of negative health outcomes through community education and health policy.hey are often involved with education outreach and survey efforts in communities. Research epidemiologists typically work for universities or in affiliation with federal agencies such as the Centers for Disease Control and Prevention (CDC) or the National Institutes of Health (NIH).
Death by natural causes. From Wikipedia, the free encyclopedia. A death by natural causes, as recorded by coroners and on death certificates and associated documents, is one that is primarily attributed to an illness or an internal malfunction of the body not directly influenced by external forces.
List of natural disasters by death toll. A natural disaster is a sudden event that causes widespread destruction, lots of collateral damage or loss of life, brought about by forces other than the acts of human beings. A natural disaster might be caused by earthquakes, flooding, volcanic eruption, landslide, hurricanes etc.