The measles is nothing new, which is what is causing confusion. If you were once immunized, do you need to be immunized again? Has the strain changed? For the senior population, individuals are often left vulnerable to illness. Typically, seniors’ immune systems are not as strong, making them more prone to contagious diseases.
Noninfectious disease- is a disease that cannot pass from person to person. For example, you cannot catch lung cancer from another person. Two common causes of noninfectious diseases are: genetics, or traits inherited in your DNA from your biological parents, and environmental conditions, including lifestyle choices. #science #health
A Vector is a disease-carrying organism that does not develop the disease. For example, the vector for malaria is a certain type of mosquito. The mosquito bites an animal that has the protist in its bloodstream. Then the pathogen enters the saliva of the mosquito, but the mosquito does not develop malaria. When the mosquito bites another animal, the pathogen moves into that animal's blood and it develop malaria. #science
Cancer- is a disease in which cells reproduce uncontrollably without the usual signals to stop. For example, colon cancer are tumors formed in the colon causing it not to function properly. #science #health