Why do mitochondria decline?
Oxidative stress can damage key cellular components such as membranes, proteins, and DNA, contributing to what is known as cellular stress. This forces cells to divert energy away from their everyday roles and toward damage control and stress-response pathways, reducing overall cellular efficiency and resilience. In addition to normal metabolism, cellular stress can be amplified by environmental and lifestyle factors such as pollution, UV exposure, poor diet, inadequate sleep, physical inactivity, smoking, alcohol consumption, and psychological stress.
To help maintain balance, mitochondria produce their own antioxidant defenses, including coenzyme Q10 (CoQ10), which plays a dual role in both energy production and antioxidant protection. These antioxidants help neutralize excess free radicals and support healthy mitochondrial function. However, mitochondrial efficiency and antioxidant capacity naturally decline with age, making it more difficult for cells to maintain this balance over time.
How well your mitochondria function plays a central role in how efficiently your cells perform, how resilient they remain and how your body adapts to the combined effects of aging and everyday living.
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