Why Are Some Cells in Your Body Younger Than Others

question 27

Essay

Why are some cells in your body younger than others? What determines how often a particular cell type needs to be replaced? Name one cell type that is regenerated frequently and one cell type that is rarely replaced.

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Definitions:

Sleep Problems

Disorders or conditions that disrupt normal sleep patterns, leading to decreased quality or quantity of sleep.

Cardiovascular Disease

A class of diseases that involve the heart or blood vessels, including coronary artery disease, hypertension, and stroke, among others.

Heart Attack

A medical emergency characterized by the death of heart muscle due to the sudden blockage of a coronary artery, leading to symptoms like chest pain, shortness of breath, and nausea.

Sympathetic Nervous System

Part of the autonomic nervous system that activates what is often termed the fight or flight response.