Digital Inhaler Use in Obstructive Lung Disease Care

Inclusion Criteria: * Any sex * Over the age of 18 years. * Physician-diagnosed obstructive lung disease * Speak, read, and understand English. * The current study is a feasibility pilot. Based on the results of the study, future studies will include non-English speakers as well. * Able to understand study requirements and comply with study procedures. * Ability to operate a smartphone or tablet (for questionnaire and symptoms input). * Patients who use either a DPI or an MDI device as controller medications. Medications will not be changed by the study team. Exclusion Criteria: * Physically disabled such that they are incapable of using digital devices or metered dose inhalers. * Suffer from any visual, hearing or cognitive impairment that cannot be corrected enough to operate the devices properly. Mild/moderate vision loss and mild hearing loss may be included with appropriate corrective measures that do not affect the device usage. * Suffering from serious uncontrolled medical conditions that may interfere with study conduct. * Inability or unwillingness of the participant to give written informed consent. * Pregnant women (due to complicated physiology) * The current study is a feasibility pilot. Based on the results of the study, future studies will likely include pregnant patients as well. * Prisoners