If you’ve walked down Main Street Breckenridge, visited a spa in town, read any Summit County print ads, or stayed at one of the resort lodges, you’ve likely come across an “oxygen bar.” Rather than settling in for a cocktail or beer as you would at a typical bar, visitors to oxygen bars settle in with nasal cannulas (lightweight tubing which splits into two prongs that are placed in the nostrils from which a mixture of air and oxygen flows). Oxygen bars attract guests by cla