The Inevitable March of Time: Why Do We Age?
The Inevitable March of Time: Why Do We Age? Aging is a complex, multifaceted biological process that affects nearly all living organisms. It's characterized by a progressive decline in physiological function, an increased susceptibility to disease, and ultimately, mortality. While the exact reasons why we age are still being unraveled, scientific research points to a combination of interconnected factors, ranging from the molecular and cellular levels to genetic predispositions and environmental influences. At its core, aging is driven by the accumulation of damage to our cells and a gradual decline in their ability to repair themselves and function optimally. Several key theories and mechanisms contribute to our understanding of this universal phenomenon: 1. Damage Accumulation Theories: Oxidative Stress (Free Radical Theory): One of the mos...