Depending on the area seen in an individual picture, brown, yellow and green continents can be seen or parts of Earth can be covered by white clouds. Earth is by far the most dynamic planet when seen from space.
Oxygen therapy is a medical treatment. It must be prescribed by a doctor. For people with COPD, oxygen therapy can be a helpful part of their treatment plan. The prescription your doctor writes will include: If you need oxygen for rest, exercise and/or sleep, and how much in liters per minute (lpm) for each activity.
Here's a closer look at the benefits of long-term oxygen therapy for COPD. Benefits of Oxygen Therapy - Increased Survival. Oxygen Therapy. By far, the most important benefit of LTOT for people with COPD is that, when used a minimum of 15 hours per day, it prolongs life. In fact, the average survival for those using LTOT for at least 18 hours a day is approximately double that of those who don't use supplemental oxygen.