HEALTH: Taiwan's Cherry Blossom Bloom Cycle and Seasonal Health Patterns Taiwan's cherry blossom season (February-March) aligns with increased respiratory allergies affecting 15-20% of the island's population, particularly in central regions like Nantou where pollen concentrations spike during peak flowering. Historical health data shows emergency room visits for allergic rhinitis and asthma increase 30-40% during blooming periods, with vulnerable populations including children and elderly experiencing compounded seasonal stress. This annual cycle reflects broader climate patterns: Taiwan's subtropical climate creates extended pollen seasons compared to temperate regions, while urbanization near natural areas amplifies exposure. Understanding this phenomenon matters because it reveals how seasonal environmental changes create predictable public health surges, informing resource allocation in healthcare systems and prompting preventive medical strategies during high-risk periods.