Food labels provide the amount of calories and what the food contains
secondary occurs among critically ill, older or hospitalized patients. it is reversible if the illness resolves
primary immunodeficiency are genetically determined they typically occur during infancy and childhood
As people progress into old age, their disease-fighting immune systems become reduced.
<h3>The effects of aging on immune system</h3>
Immune system is the major system of the body that protects the body against invading disease causing microorganisms. It is made up of,
- proteins (antibodies) and
As an individual advances in age, the efficiency of the immune system, which is it's ability to fight diseases, would reduce.
This is because the production of white blood cells, antibodies and chemicals are equally reduced.
Therefore, as people progress into old age, their disease-fighting immune systems become reduced.
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