Facts not diagnoses
Witnesses should describe what they saw or heard, not provide medical conclusions unless they are qualified clinicians writing in that role.
Credibility
Specific dates and locations beat vague praise.
Pairing with medical evidence
Lay statements complement treatment records and exams.
More resources
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This information is for educational purposes only and is not legal or medical advice. Rating criteria are summarized from publicly available 38 CFR regulations. Consult a Veterans Service Officer (VSO) or VA-accredited attorney for advice on your specific claim.