Bird Flu May Spread Through the Air, Study Finds

THURSDAY, Feb. 20, 2025 (HealthDay News) -- The highly contagious H5N1 bird flu virus may be spreading through the air under certain conditions, according to a new study from the Czech Republic.

Government veterinarians made the discovery while investigating a mysterious outbreak at a highly secured chicken farm last February.

The farm had strict biosecurity measures -- filtered well water, one-way airflow fans and fencing to keep wild animals out. Yet, the virus still infected the flock, causing thousands of bird deaths.

The likely culprit? Wind.

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Allergy Information

What Are Seasonal Allergies?

More than 67 million americans suffer from allergy symptoms, including hay fever. But, what is an allergy? What is an allergic reaction? What are common allergy symptoms? What allergy treatments are available?

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What is Pollen?

Pollen is one of the most common allergens in the United States. Pollen is an airborne allergen, which is picked up and carried by the wind. Various trees, grasses and weeds create pollen, which can cause hay fever, irritate your eyes and skin.

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