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.
How long will I need long-term oxygen therapy for? It is common to experience low oxygen levels following a flare-up of your condition. In over half of patients, oxygen levels will return to normal within a few months and the oxygen therapy can then be stopped.ome people may have low oxygen levels in their blood, for example because of a lung problem. Blood tests taken at the hospital have shown that the level of oxygen in your blood is low. Having low oxygen for long periods of time can place the heart and other major organs under stress.