Ballistic Stretching Vs. Static Stretching. A woman is stretching. Stretching is an essential part of physical fitness. Routine stretching may slow the degeneration of joints, reduce the risk of injury, improve posture, enhance muscular relaxation, reduce or manage stress, improve functional performance, and promote circulation.
Definition. A hemoglobin test measures the amount of hemoglobin in your blood. Hemoglobin is a protein in your red blood cells that carries oxygen to your body's organs and tissues and transports carbon dioxide from your organs and tissues back to your lungs.If a hemoglobin test reveals that your hemoglobin level is lower than normal, it means you have a low red blood cell count (anemia).Anemia can have many different causes, including vitamin deficiencies, bleeding and chronic diseases.f a hemoglobin test reveals that your hemoglobin level is lower than normal, it means you have a low red blood cell count (anemia).
IN THIS ARTICLE. 1  What is hemoglobin? 2  How is hemoglobin measured? 3  What are normal hemoglobin values? 4  What does low hemoglobin mean? 5  What does high hemoglobin mean? 6  What is anemia and what are its symptoms? 7  What is sickle cell disease? 8  What is thalassemia? 9  What is the hemoglobin A1c test? 10  Hemoglobin Levels Topic Guide.N THIS ARTICLE. 1  What is hemoglobin? 2  How is hemoglobin measured? 3  What are normal hemoglobin values? 4  What does low hemoglobin mean? 5  What does high hemoglobin mean? 6  What is anemia and what are its symptoms? 7  What is sickle cell disease? 8  What is thalassemia? 9  What is the hemoglobin A1c test? 10  Hemoglobin Levels Topic Guide.