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Anemia: A Global Health Challenge with Multifactorial Implications

Anemia is the most prevalent hematologic disorder worldwide, affecting over one billion individuals. It is characterized by a reduction in hemoglobin levels, leading to tissue hypoxia and systemic complications. The condition is classified based on onset, pathophysiology, and mean corpuscular volume, with the latter being the most widely used parameter in clinical practice. Iron deficiency remains the primary cause of anemia, followed by anemia of inflammation, particularly in high-risk populations such as children, pregnant women, and the elderly. In children, iron deficiency anemia is highly prevalent and has been linked to neurocognitive developmental delays. Among women, menstrual blood…

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 Anemia Is a Global Problem for Women and Girls. Cleaner Cooking Fuel May Be an Answer

Anemia negatively impacts health, quality of life, school performance, and productivity around the world. Indoor air pollution may be an important but under-recognized contributor to the condition.

Articles of Interest

Why an iron fish can make you stronger

When Canadian science graduate Christopher Charles visited Cambodia six years ago he discovered that anaemia was a huge public health problem...Dr Charles had a novel idea. Inspired by previous research which showed that cooking in cast iron pots increased the iron content of food, he decided to put a lump of iron into the cooking pot, made from melted-down metal.

Anemia afflicts nearly 1 in 4 people worldwide, but there are practical strategies for reducing it

Substantially reducing anemia globally is complicated by its many underlying causes. Dietary iron deficiency is the most common cause across the globe. But other important drivers of anemia include blood disorders such as sickle cell disease or thalassemias, infectious diseases like malaria and hookworm, gynecologic and obstetric conditions, inflammation and chronic diseases.

Anemia: Know the Symptoms of This Potentially Life-Threatening Condition

Rarely is anemia related to iron deficiency in pets, as it is in many women. Iron supplementation should be avoided, unless your pet is one of the very rare cases where actual iron deficiency is present.

Anemia: What’s Really Going On and Why We Should Think Twice About Iron Supplements

Let's talk about anemia, iron, and iron supplements. There's a lot more to this issue than meets the eye. I know a lot of doctors automatically prescribe iron for anemia, but the situation is much more complex than that, and there are indeed cases where supplemental iron can even make matters worse. Indeed, one of the first places we should look in the presence of anemia is the gut. Let's see why.

Astronauts are losing 3 million red blood cells every second in space

Of the more than 35 trillion red blood cells in a healthy adult human body, at least 2 million are created and hemolyzed—or destroyed—every second. But in space, about 3 million red blood cells are being destroyed every second, causing astronauts to lose about 54 percent more blood cells than they would on Earth.

Global burden of anemia attributable to non-communicable diseases: GBD 2021 analysis and projections

Anemia is a significant global health issue affecting approximately one-third of the world’s population. Non-communicable diseases (NCDs) such as diabetes, cardiovascular diseases, and chronic kidney disease are increasingly recognized as significant contributors to anemia, particularly in populations with high prevalence of these conditions.

How Selfies Could Detect a Common Deadly Disease

More than half of the cases of anaemia are caused by low iron levels and can be treated with iron supplements, according to global health experts. But easy-to-use, reliable, and cheap methods to detect anaemia and monitor the effects of treatment are still needed.

Maybe It’s Not Just Aging. Maybe It’s Anemia.

Anemia “deserves our attention, but it doesn’t always get it,” said Dr. George Kuchel, a geriatrician at the University of Connecticut, who wasn’t surprised by the findings. That’s partly because anemia has so many causes, some more treatable than others. In perhaps a third of cases, it arises from a nutritional deficiency — usually a lack of iron, but sometimes of vitamin B12 or folate (called folic acid in synthetic form).

The Many Varieties of Anemia

“Anemic” is one of those words that has broken away from the strictly medical lexicon and into the mainstream vocabulary. In the Wall Street Journal or The New York Times it means “weak” or “faint,” but in The Merck Manual or The Physicians' Desk Reference, it refers to the world's most common blood disorder that affects about a quarter of the planet's population.

The Most Common Disease You've Never Heard Of

Nearly half a billion people on the planet -- around one out of every fifteen individuals -- are afflicted with a condition that is largely unknown in the popular consciousness.

Tired all the time? There may be a simple reason for that

The Global Burden of Disease study, led by the Institute for Health Metrics and Evaluation at the University of Washington, puts iron deficiency anaemia as one of the top five causes of disability in women of reproductive age globally.

Your Guide to Anemia

People of all ages, races, and ethnicities can develop anemia at some point in their lives. There are many types of anemia, and they are linked to a variety of diseases and conditions. Some types of anemia are very common, and some are very rare.

Resources

Aplastic Anemia and MDS International Foundation

The Aplastic Anemia & MDS International Foundation (AA&MDSIF) is the world's leading nonprofit health organization dedicated to supporting patients and families living with aplastic anemia, myelodysplastic syndromes (MDS), paroxysmal nocturnal hemoglobinuria (PNH), and other related bone marrow failure diseases.

Diamond Blackfan Anemia Foundation

The Diamond Blackfan Anemia Foundation, Inc. (DBAF), founded in 1994, has adopted the following mission statement: “to advance research initiatives that promote a better understanding, therapeutic strategies and a cure for this rare bone marrow failure syndrome.

Fanconi Anemia Research Fund

Our mission is to find effective treatments and a cure for Fanconi anemia and to provide education and support services to affected families worldwide.

Hematology.org

Many people are at risk for anemia because of poor diet, intestinal disorders, chronic diseases, infections, and other conditions. Women who are menstruating or pregnant and people with chronic medical conditions are most at risk for this disease. The risk of anemia increases as people grow older. People who engage in vigorous athletic activities, such as jogging or basketball, may develop anemia as a result of red blood cells breaking down in the bloodstream.

KidsHealth

A person may get anemia if: •not enough RBCs are made •too many RBCs are destroyed •too many RBCs are lost (from bleeding)

MayoClinic

There are many forms of anemia, each with its own cause. Loss of blood is the most common cause of anemia. Anemia can be temporary or long term, and it can range from mild to severe. Treatments for anemia range from taking supplements to undergoing medical procedures. You may be able to prevent some types of anemia by eating a healthy, varied diet.

MedicineNet

◾Anemia is caused by either a decrease in production of red blood cells or hemoglobin, or an increase in loss or destruction of red blood cells. ◾Some patients with anemia have no symptoms. Others may feel tired, easily fatigued, appear pale, a feeling of heart racing, short of breath, and/or worsening of heart problems.

MedlinePlus

If you have anemia, your blood does not carry enough oxygen to the rest of your body. The most common cause of anemia is not having enough iron. Your body needs iron to make hemoglobin. Hemoglobin is an iron-rich protein that gives the red color to blood. It carries oxygen from the lungs to the rest of the body. Anemia has three main causes: blood loss, lack of red blood cell production, and high rates of red blood cell destruction.

Patient

Lack of iron is the most common cause of anaemia in the UK. This is called iron-deficiency anaemia. There are many other causes of anaemia. These include the following: Lack of certain vitamins such as folic acid and vitamin B12. Red blood cell problems such as thalassaemia, sickle cell anaemia and other causes of haemolytic anaemia. In these conditions the red cells are fragile and break easily in the bloodstream. Bone marrow problems and leukaemia are uncommon, but can cause anaemia. Other conditions such as rheumatoid arthritis and chronic kidney disease can also cause anaemia.

ScienceDaily

Your source for the latest research news.

WHO

Anaemia is a condition in which the number of red blood cells or their oxygen-carrying capacity is insufficient to meet physiologic needs, which vary by age, sex, altitude, smoking, and pregnancy status. Iron deficiency is thought to be the most common cause of anaemia globally, although other conditions, such as folate, vitamin B12 and vitamin A deficiencies, chronic inflammation, parasitic infections, and inherited disorders can all cause anaemia. In its severe form, it is associated with fatigue, weakness, dizziness and drowsiness. Pregnant women and children are particularly vulnerable.