NEW YORK (Reuters Health) - Devices that help lung disease patients have oxygen therapy on-the-go may not always perform consistently -- and may in some cases provide users with inadequate oxygen when ...

A nasal cannula is a medical device that provides supplemental oxygen therapy to people who have lower oxygen levels. There are two types of nasal cannulas: low flow and high flow. The device has two ...

Jessica Booth is a New York-based freelance writer who regularly writes about health, wellness, parenting, food, travel, beauty and more for a variety of publications. She currently writes for Forbes ...

Almost anything is for sale on Amazon -- even portable oxygen concentrators (POCs), which usually require a prescription to obtain. But respiratory medicine specialists are warning that these over-the ...