Understanding the way the immune system works to cause immunity to certain diseases is crucial in understanding how and why vaccinations work. Active, natural immunity occurs when a foreign invader, such as a specific organism that can cause the flu, chicken pox, measles, and other diseases enter the human body causing the immune system to begin producing antibodies to destroy it. This is known as an immune response. …show more content…
When a person requires medical attention because of an illness, depending on the type of medical insurance (if any) that a person has, will determine the cost of treatment. Typically, there is an up-front fee that is paid when checking into the doctor’s office and there may be a charge for diagnostic tests performed to determine what the illness is. Once a diagnosis is made, additional money may be required to obtain the necessary medications to treat the illness. Not to mention, if the person is contagious they will not be permitted to work. Therefore, by ensuring all family members receive a flu vaccination or any other vaccination for that matter it decreases the risk of contracting a preventable disease therefore decreasing the risk of missing work due to illness. Furthermore, it can save money by preventing the need for a doctor’s office visit, hospitalization, or medications for a disease that could have been prevented by being …show more content…
However, in other developing countries this is not always the case. Many diseases that are considered rare in the United States are still effecting millions of people around the world, including popular areas of travel. For this reason, it is highly recommended that people who travel abroad stay up to date on vaccinations and also learn about common diseases in the area of planned travel. Other countries may have diseases that the United States does not routinely vaccinate against. If this is the case, the traveler needs to receive the vaccination before traveling to that area. By doing so, it will protect the person from that disease therefore preventing an outbreak of a disease when the traveler returns home