It turns out cold temperatures can trigger for an asthma attack. State health leaders warn that not only is it important for asthmatics to limit time spent outdoors and use a scarf, but it’s important to be aware of indoor triggers, such as smoke from fireplaces and wood burning stoves. According to the latest stats, Asthma is one of the most common serious chronic diseases of childhood. Asthma is a leading cause of hospital emergency visits for children and adults. It's also the number one reason for school absenteeism in Indiana. They say getting a flu vaccine is an important step for all Hoosiers, but especially those with asthma since influenza is a respiratory virus.