Hay fever sufferers have it worse today than in 1990s – here’s why | UK News
If it feels like hay fever is hitting harder every year, you’re not imagining it. Hay fever sufferers have symptoms for up to two weeks longer than in the 1990s, a new review has found. Climate change has “prolonged the pollen season” by up to two weeks, increasing the amount of time people with hay fever are exposed to allergens, according to the Lancet Countdown in Europe 2026 report. The new report says global warming is impacting the flowering season of plants that release allergenic pollen. Changes in the timing and intensity of birch, alder and olive pollen season were analysed in the study. Image: Pic: iStock An earlier season start of one to two weeks was found for all allergenic trees between 2015 and 2024 compared with 1991 to 2000, according to the research. Dr Samantha Walker, director of research and innovation at Asthma and Lung UK, said a longer pollen season “will bring more misery for people with hay fever”. She added: “If people are allergic to pollen, it can inflame their airways …




