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An oxygen concentrator is a device that concentrates the oxygen from a gas supply (typically ambient air) by selectively removing nitrogen to supply an oxygen-enriched product gas stream. Individuals whose oxygen concentration in their blood is lower than normal often require an oxygen concentrator to replace that oxygen.  A doctor must prescribe it after they’ve completed a thorough medical ev...

  The human body is a synchronised system of various organs, their functional orchestration and a feedback mechanism controlled by the brain. One of the vital organs - the heart- is a pump that pushes blood to different body parts to provide oxygen and food. Blood travels through a closed network of blood vessels - arteries and veins- putting pressure on their walls. This pressure is called 'bl...

Electrocardiograms (ECGs) are an essential tool in the modern medical world for both diagnosing and monitoring cardiac disorders. Doctors rely on electrocardiogram devices to diagnose heart electrical activity problems. This piece will explain a channel ECG machine and discuss its many medical applications. Understanding the Function of an ECG Machine An electrocardiogram (ECG) machine is a pi...

Sleep is reduced mental and physical activity followed by dynamic changes in the body and consciousness. It comprises different phases, and as you move through them, your breathing, blood pressure and body temperature drop and rise. The muscle tension usually stays the same as when you are awake - except during the REM phases, representing up to a quarter of your sleep. During these, most major...

Endoscopy is the insertion of a long, thin tube into the body for a thorough examination of an internal organ or tissue. Certain functions, including scanning and minor surgery, can also be used. Endoscopes are minimally invasive and can be placed in openings such as the mouth or anus in the body. HOW DOES ENDOSCOPY WORKS? For example in the knee or abdomen, they can be inserted into small inci...