Key Takeaways

About half of people who die by suicide show no prior warning signs

Many do not have mental health diagnoses or genetic psychiatric risks

Researchers hope to improve how doctors screen for suicide risk

WEDNESDAY, Nov. 26, 2025 (HealthDay News) — For many families who lose someone to suicide, the same question comes up again and again: “How did we not see this coming?”

A new study suggests that for some people, there truly weren’t clear warning signs to see.

Researchers at the University of Utah found that people who die by suicide without showing prior warning signs, such as suicidal thoughts or past attempts, may have different underlying risk factors than those who express suicidal behavior.

The findings were published recently in JAMA Network Open .

About half

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