Pollen levels are the pollen concentration based on any location within the nation. Checking the pollen levels in your area is a helpful tool for those suffering from allergies and hay fever. Pollen levels vary based on location and are directly affected by weather conditions.
TUESDAY, July 1, 2025 (HealthDay News) —Exposure to wildfire smoke might make some people more likely to fall ill by altering their immune systems, a new study says.
Fire smoke appears to affect the immune system on a cellular level, researchers report in the journal Nature Medicine.