Chronic obstructive pulmonary disease (COPD) affects millions of people around the world. It’s a lung disease characterized by difficulty breathing, coughing, wheezing, chest pain, and more. While there is no cure for COPD, its symptoms can be reduced significantly by following a strict treatment plan designed by your doctor. 

Oxygen concentrators are one of the most reliable and effective treatments for COPD, pneumonia, cystic fibrosis and a host of other medical conditions. But like any other machine on the market, oxygen concentrators and portable oxygen concentrators can malfunction. The great news is that there is a host of helpful information out there to get your device working for you again.

The Inogen One G5 Oxygen Concentrator is the latest oxygen delivery device from Inogen. Building off the success of other products in the Inogen One line, the Inogen One G5 Oxygen Concentrator brings several new additions while still maintaining the high-quality design you'd expect from an Inogen product. 

When you depend on supplemental oxygen to keep you well, a reliable portable oxygen concentrator is all but a necessity. Portable concentrators are uniquely useful because they turn regular, ambient air into concentrated medical grade oxygen for you to breathe.

That means there are no heavy, flammable tanks that need to be refilled or replaced. You'll have an unending supply of oxygen as long as long as you have battery power.

Portable concentrators can be life changing; they allow you to leave home, stay active, and go about all your daily tasks with convenience and ease. Many models even offer optional backup batteries so you can go out with confidence and use your portable concentrator even longer without interruption.

Because your health and comfort depends on it, choosing a portable continuous flow oxygen concentrator that fits your needs and lifestyle is an important decision. That's why, in this article, we've provided you with information about the top four continuous flow portable oxygen concentrators on the market.

We've included everything you need to know about their unique features, oxygen output, battery life, and more to help you make the best decision possible. Listed in no particular order, here are the top 4 portable continuous flow oxygen concentrators.

Does it feel like oxygen concentrators are getting better and better every year?  

You’re not imagining things.

The truth is that the technology that is used to create oxygen concentrators has developed and evolved very quickly over the last few years, which has allowed companies to come up with some truly innovative and groundbreaking machines. They will help deliver oxygen to you more efficiently than ever. 

In 2017, there are a handful of companies producing high-quality oxygen concentrators.

There are actually so many different models to choose from that it can be a little bit confusing to pick out which one will be best for you. But there are several oxygen concentrators that are superior to all of the other ones out there.

Let’s take a closer look at some of the very best portable oxygen concentrators out now.

Pulse flow portable oxygen concentrators are different from continuous-flow concentrators in that they detect when you inhale and deliver a bolus dose of oxygen on-demand. Concentrators with pulse-flow technology are intuitive and responsive by automatically adjusting the amount of oxygen they deliver based on your breathing rate.