National Blue Day 2025. Wear blue day is observed every year in june on the friday of men’s health week and is used as a day to bring attention to the issue of men’s health. Friday of men’s health week has been officially named wear blue day.

Get ready to rock your favourite shade of azure, navy, sky, or even turquoise on national dress in blue day; At jdrf, our mission is to create a world without type 1 diabetes (t1d), and your school can help us do it by going blue with us in 2025.