https://www.healthday.com/health-news/allergies/how-to-tell-if-spring-symptoms-owe-to-allergy-cold-or-something-more-serious https://media.assettype.com/healthday-en/2025-04-11/vbvux7xw/AdobeStock145789486.jpeg hourly 2026-04-04T10:30:00.000Z