Blood and Immunity

Low, Poor, Weak, Suppressed Immune System, Immune Deficiency

Normal and Poor Immune System The immune system comprises from immune cells, like white blood cells, antibodies and other substances that fight against microbes and thus defend us against infections. We may suspect that our immune system is low (poor, weak, deficient) when we suffer from frequent infections (like >> Read More ...

Coughing and Spitting Up Blood or Bloody Mucus

How Can the Blood Appear in the Mouth? Blood, appearing in the mouth, can originate from the mouth, throat, nose, paranasal sinuses, voice box (larynx), windpipe (trachea), bronchi, lungs, gullet (esophagus) or stomach. A person coughing up blood without knowing the exact cause should seek medical care promptly. Blood in >> Read More ...

Excess Iron (Poisoning, Overload, Toxicity) in Blood

Hemosiderosis is a chronic iron overload or excess iron levels in body tissues, either throughout the body or only in specific tissues and organs. If this chronic overload begins to cause tissue damage, it is known as hemochromatosis or commonly referred to as iron toxicity. Iron is an abundant element in the human body >> Read More ...

Blood Iron Levels – High, Abnormal, Low Iron in the Blood

Blood iron disorders involve either the excess, deficiency or abnormal utilization of iron in the blood. In most cases this affects the blood and tissue oxygenation as the red blood cells are responsible for gas exchange between the blood and environment. Red blood cells contain an iron-protein (metalloprotein) compound >> Read More ...

Swollen Lymph Nodes, Glands – Lymphedema, Lymphadenopathy

Tiny roundish lumps exist throughout the body. These lumps are known as lymph nodes and most of the time it cannot be felt. The lymph nodes play an important role in immunity and when there is an infection it is these lymph nodes that become active to form part of the body’s defenses. However, problems can arise with >> Read More ...

Causes of Blood in Your Stool and Fecal Occult Blood Test (FOBT)

How Does the Blood in the Stool Look Like? The blood in the stool may appear as: Invisible (occult) Bright red fluid Red streaks on the stool surface Red or maroon colored stool Black tarry stool Is Blood in the Stool a Symptom of a Dangerous Disorder? When blood in the stool results from rough wiping or hemorrhoids, it is >> Read More ...
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