Illness at the time of tree buds is called “weather-related illness,” and is influenced by bad weather and low pressure.

＜prologue＞I started a blog called "The Baby Boomer Generation's Miscellaneous Blog"（Dankai-sedai no garakutatyou:団塊世代の我楽

• #illness at the time of tree buds
• #weather-related illness

• #bad weather

• #low pressure