ProPublica reports that infants whose parents refuse vitamin K shots at birth are 81 times more likely to develop severe bleeding, including intracranial hemorrhage that can cause permanent brain damage or death. Hospitals across the US are seeing rising cases of vitamin K deficiency bleeding — a easily preventable condition — as more parents reject the injection based on anti-vaccine misinformation. The investigation confirms this is a real and growing public health problem tied to vaccine hesitancy spreading beyond vaccines themselves.