this post was submitted on 06 Jun 2025
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Today I Learned (TIL)

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You learn something new every day; what did you learn today? Submit interesting and specific facts about something that you just found out here.

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The original was posted on /r/todayilearned by /u/ssAskcuSzepS on 2025-06-06 18:55:50+00:00.

Original Title: TIL a Troponin Protein variant only occurs in heart muscle cells and only enters your blood due to heart muscle damage. That makes Troponin-I invaluable in diagnosing heart attacks and other heart-related problems.

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