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What Do Mitochondria Actually Do?

What Do Mitochondria Actually Do?

You learned that mitochondria are the "powerhouse of the cell" and then stopped thinking about them. That framing misses almost everything interesting. Mitochondria make energy, yes but they also decide which cells live and die, regulate inflammation, kick off hormone production, and coordinate how your body responds to stress. Focus, recovery, skin, sleep, and how fast you age all run through them. This piece unpacks what mitochondria actually do, why their efficiency declines roughly 8% per decade across adulthood, and why mitochondrial health sits underneath almost every marker of how you feel day to day.

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Frequently asked questions

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How long does it take to notice results?

Many people notice improvements in energy, sleep or recovery within a few weeks.

But cellular systems adapt over time, so the real benefit comes from consistent daily use, with effects that build and compound.