With advancing age, numerous physical systems, tissues, and cells become more prone to damage and illness. Ageing is the term used to describe these gradual changes in the body's organ systems and increased sensitivity.
The immune system could experience the following changes: The immune system's reaction time slows down. This makes becoming sick more likely.
Waste materials accumulate in tissue as we age. Many tissues accumulate lipofuscin, a fatty brown pigment, along with other fatty compounds. With aging, connective tissue becomes more rigid.. As a result, the airways, blood vessels, and organs get rigid.
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