Vitamin K Shot Given at Birth Prevents Lethal Brain Bleeds, but More Parents Are Opting Out

Scientific American12/8/2025 • Last cited 12/14/2025

Summary

Vitamin K injections given at birth have been effective in preventing lethal brain bleeds in infants for over 60 years, according to Scientific American. However, recent research indicates that the rate of parents opting out of this vaccination has surged by nearly 80 percent.

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Lindy Score Breakdown

35
Age (0-35)
38 days
4
Velocity (0-40)
1 source (low traction)
6
Tier (0-10)
Scientific American
0
Breadth (0-15)
1 unique
Total Score45/100

Related Story Timeline

  1. 2025-12-08
    Vitamin K Shot Given at Birth Prevents Lethal Brain Bleeds, but More Parents Are Opting Out (current)
  2. 2025-12-10
    This Arkansas City Shows How to Slash Emissions and Save Money, Too (The New York Times)

Score BreakdownRisk 50

Source Reputation: Low-trust source (6/20 pts)
Consensus: Single source - no independent confirmation yet
Age: 38 days - proven survivor

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