Why doesn't your heart get tired like other muscles do?
Veritasium Oct 27, 2026
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- veritasium
- science
- physics
- heart
- running
- legs
- muscle
- biology
- mitochondria
- medicine
- cell biology
- how the heart works
- heart circulation
- microbiology
- fitness
- exercise
- heart anatomy
- cell structure
- human heart
- blood flow through the heart
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