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Wed 22 Apr 2026 • 09:06

Hay Fever Season Now Lasts Longer Due to Climate Change, Study Reveals

Hay Fever Season Now Lasts Longer Due to Climate Change, Study Reveals

# Why hay fever season now lasts weeks longer than in the 1990s

Hay fever season is now significantly longer than it was 30 years ago. This change affects many individuals suffering from allergies. Experts suggest that climate change is a key factor in this shift.

Research shows that climate change has "prolonged the pollen season by one to two weeks." This means people with allergic rhinitis are exposed to pollen for more extended periods. The warming atmosphere results in earlier plant growth and extended flowering times.

In addition, changing weather patterns contribute to increased levels of pollen in the air. As pollen counts rise, those prone to hay fever may experience more severe symptoms throughout the year.

This year, many patients report longer-lasting symptoms and greater discomfort than they encountered in the past. Researchers note that the increased pollen levels have a noticeable impact on the quality of life for many.

The insights come from an analysis in The Lancet Public Health journal, which highlights the growing concern over pollen exposure and public health.

This article is for general information only and is not a substitute for professional medical advice. Always speak to a GP or qualified health professional about your own health.