world Asthma Day (WAD) is celebrated on 1 May, the holiday was established by the Global Initiative for Asthma (GINA) in 1998. In the first year, the celebration was organised in 35 countries - now World Asthma Day is celebrated in nearly 100 countries. According to the slogan of this celebration: "It's never too early, it's never too late - it's always the right time to address respiratory disease".