ResMed announced that its premier portable oxygen concentrator, Mobi, is now widely available in the United States. Mobi offers an optimal balance of oxygen delivery, weight and battery life so that millions of people with chronic obstructive pulmonary disease (COPD) or other chronic diseases can enjoy ResMed-quality oxygen therapy wherever they go. ResMed now offers a wide variety of solutions to help people manage their COPD at most stages: Mobi for people requiring oxygen therapy, Astral and AirCurve 10 ST-A devices for cloud-connected in-home ventilation, for people with severe COPD. Propeller rounds out this portfolio with mild- to moderate-stage COPD solutions. Mobi will be available in other countries later this year, pending regulatory approval.