The ability to breathe is something we all take for granted, but Ireland actually has the fourth highest prevalence of asthma sufferers in the world. Kathriona meets Gary and his 3 year old son Noah who both suffer from asthma to find out how it impacts on their life, and meets Micheál O’Dwyer from the Environmental Protection Agency to investigate the EPA’s new air quality index which has highlighted some interesting facts about our air quality and its impact on our health.