Overview

• The Met Office predicts 'very high' pollen levels across England, peaking this week.
• Grass pollen, affecting 90% of hay fever sufferers, is the primary trigger this season.
• Hay fever symptoms include sneezing, itchy eyes, and headaches, with severe cases risking asthma attacks.
• Authorities advise keeping windows closed, using antihistamines, and considering mask-wearing to reduce exposure.
• Climate change is extending the pollen season, increasing the overlap of tree and grass pollen.