🔬 Science 2h ago · NC State

How do heart valves last so long?

Futurity
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How do heart valves last so long?
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A new study offers insights into how heart valves last so long.
Collagen plays a critical role in keeping heart valves strong, but the heart is surrounded by enzymes designed to break down collagen. So how can heart valves function efficiently decade after decade?
The new study shows that the biomechanical tension applied to these valves every time your heart beats plays a key role in protecting the collagen from breaking down.
“We know that collagen is critical for keeping heart valves st

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