Millions of teens in Africa are likely suffering from asthma without getting treatment - First new asthma attack treatment in 50 years - Philip Morris sells asthma inhaler company, citing 'unwarranted opposition' to its goals - GSK says its experimental drug reduced asthma attacks with only two doses a year - Could better asthma inhalers help patients, and the planet too? - Warning over asthma drug after 500 neuropsychiatric reactions reported in young children - Action needed on needless asthma deaths, says charity - 'A healthy kid dies and there has been no change': parents' anger over lack of warnings for blockbuster asthma drug - A popular asthma inhaler is leaving pharmacy shelves. Here's what you need to know