Scientists Identify RNA-Based ‘Ageing Clock’ in Human Sperm:

Daily Current Affairs / Scientists Identify RNA-Based ‘Ageing Clock’ in Human Sperm:

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Category : Science and Tech Published on: January 22 2026

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Researchers have discovered a previously unknown RNA-based ageing marker in human sperm, revealing that certain RNA fragments lengthen as men age.
A study by University of Utah Health scientists found a significant mid-life shift in sperm RNA patterns, similar to observations in mice. The altered RNA may influence metabolism-related genes, potentially explaining increased health risks in children born to older fathers.

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Scientists Identify RNA-Based ‘Ageing Clock’ in Human Sperm: