John Bottrell is a licensed respiratory therapist who also lives with allergic asthma. He has been blogging about his profession at Respiratory Therapy Cave since 2007, and about his disease at Hardluck Asthma since 2010. He has also been a featured asthma and COPD writer for healthcentral.com since 2008. His love of history inspired him to create Asthma History, where he writes about the history of lung disease, which includes asthma and COPD. Read more.