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Portable Oxygen Concentrator Resource Center

Caleb Umstead

Recent Posts

Understanding the 4 Stages of COPD

Posted by Caleb Umstead on Mar 7, 2017 11:25:00 AM

This blog post was updated on 3/7/17 to add information.

Being diagnosed with COPD is scary. It leads to endless questions about your future and what it means for you and your family.

It can leave you feeling guilty for possibly causing the onset of the disease from smoking. And it can leave you thinking "Well, now what?"

The truth is, yes COPD is scary and overwhelming, but COPD does not define you and it most certainly is NOT a death sentence.

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Topics: COPD, COPD Treatment

Top 4 Continuous Flow Portable Oxygen Concentrators

Posted by Caleb Umstead on Feb 15, 2017 4:06:56 PM

This post was edited and republished on 02/15/17 to update the list and the information.

Portable oxygen concentrators with continuous flow, as the name implies, deliver uninterrupted oxygen flow based on the setting that is applied on the device.

When choosing a unit, consider its weight, ease of use, battery life, oxygen flow rate measured in liters per minute (LPM), and other additional features before making your decision.

Despite the fact that continuous flow concentrators are larger than their pulse flow counterparts, you have no reason to be intimidated by the size of continuous flow units.

Below is a review of the top continuous flow portable oxygen concentrators currently on the market. These units are listed in no particular order.

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Pulmonary Fibrosis: What Got Me Here and How Can I Improve?

Posted by Caleb Umstead on Oct 6, 2016 11:00:00 AM

This post was updated: 10/06/2016

Pulmonary Fibrosis has been diagnosed in around 140,000 Americans, and typically affects people in the age range of 50 to 75 according to the American Lung Association. Like most respiratory diseases, the affects of pulmonary fibrosis may develop more slowly or quickly in different people.

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Topics: Respiratory Disease, Disease Management, Pulmonary Fibrosis

COPD Claims Another Victim: RIP Leonard Nimoy

Posted by Caleb Umstead on Mar 2, 2015 5:17:47 PM

Chronic obstructive pulmonary disease, better known as COPD, is the third leading cause of death in the United States alone. On February 27th, 2015, the disease claimed one of it's approximate 120,000 yearly victims. The victim was one of the most well known actors from the original Star Trek, Leonard Nimoy.

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24 Travel Tips Every Oxygen Patient Needs to Know

Posted by Caleb Umstead on Feb 27, 2015 12:26:00 PM

Advances in portable oxygen technology have made it increasingly possible for those with cardiopulmonary challenges to lead full and active lives. People are no longer limited to short car trips or short domestic flights. Those with a need for medical oxygen can go on extended, international flights, cruises, road trips or train rides. 

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LifeChoice Activox 4L Portable Oxygen Concentrator

Posted by Caleb Umstead on Nov 17, 2014 1:52:00 PM

Inova Labs Inc., the company that manufacturers the LifeChoice Activox Sport and LifeChoice Activox Pro portable oxygen concentrators, just announced their newest portable unit. It is called the LifeChoice Activox 4L. With each model that comes out, it seems as though the machine becomes more efficient and user-friendly. The Activox 4L is no exception to this observation.

Weighing in at 4.8 pounds, the LifeChoice Activox 4L is one of the lightest portable oxygen concentrators on the market. It offers pulse flow settings of 1-4 which allows more patients to use this unit, and if your flow rate were to change it can most likely accommodate those changes. 

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COPD Awareness Month: Easy and Beneficial Chair Exercises

Posted by Caleb Umstead on Nov 10, 2014 12:21:36 PM


November is national chronic obstructive pulmonary disease (COPD) awareness month, a month dedicated to spreading awareness about a life altering lung disease in the hopes of getting people to get tested sooner rather than later, educate the masses on the tell tale signs of the disease and in the end to one day find a cure for such a nasty disease. Since this month is all about educating the masses, we thought it would be wise to first target patients and the way they view and actually exercise. Often times patient are afraid of exercising for many reasons including they simply don't feel up to it, afraid of worsening symptoms, or the simple troubles of walking across the room stray them away from as much physical activity as possible.

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COPD Awareness Month: Simplifying COPD Difficulties

Posted by Caleb Umstead on Nov 7, 2014 3:11:38 PM

We appreciate you joining us for another addition of our chronic obstructive pulmonary disease (COPD) awareness month series, November will be dedicated to spreading knowledge about the 3rd leading cause of death in the United States. Today's topic of discussion will be covering what patients can do when they are having a difficulty time handling specific symptoms. The goal is to educate patients so they can apply these tips into their daily life to drastically improve their overall quality of life.

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COPD Awareness Month: The Risks of COPD

Posted by Caleb Umstead on Nov 6, 2014 1:31:43 PM

Welcome to an installment of our COPD awareness month series, if this is your first visit, November is chronic obstructive pulmonary disease (COPD) awareness month. This month is all about educating the masses about an otherwise unnoticed disease unless you have it personally or know someone that is diagnosed. COPD is the 3rd leading cause of death in the United States, and for such a high mortality rate the masses are missing out on education that can prevent or at least reduce their chances of developing such a life altering disease. Which brings us to the topic of today's post, we will be covering the numerous complications that can arise from COPD so if you have recently been diagnosed this is a post you will want to pay extreme attention to so you know what you're up against.

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COPD Awareness Month: The Top 5 Most Common COPD Symptoms

Posted by Caleb Umstead on Nov 5, 2014 4:32:35 PM

November is National COPD Awareness Month. Raising awareness for the third leading cause of death in the United States is an important thing for everyone, whether you are directly affected by the disease or not. The first step to raising awareness is to become educated on the subject. Today we will cover the top 5 most common COPD symptoms.

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