exercise

For Heart Disease Patients, Think Exercise, Not Weight Loss

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         For people with coronary heart disease, losing weight will not prolong life, a new study reports, but increasing physical activity will. To their surprise, Norwegian researchers found that in some coronary heart disease patients — those of normal weight — weight loss actually increased the risk for death. The study, in the Journal of the … Read more

interpretation of RBCs count (Polycythemia) Arabic lecture زيادة عدد خلايا الدم الحمراء

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        interpretation of RBCs count (Polycythemia) Arabic lecture زيادة عدد خلايا الدم الحمراء

Physiological Factors affecting the RBCs count

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        The circulating red blood cells (RBCs) are produced by the bone marrow, stored in the spleen and circulate in the blood vessels. Life span of the erythrocytes The lifespan of the erythrocytes in human is varied from 90-120 days,. However, in animals the lifespan varies according to the animal species (in cattle 150 days, in … Read more