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Understanding leukemia

The basics, starting from the cell, the bone marrow and blood formation. Choose a topic — each one opens on its own page.

Know your bodyBone marrow, spleen, liver, kidneys… tap an organ to learn more.
  1. What is leukemia?A calm, step-by-step introduction: where blood is made, what goes wrong in leukemia, and why it causes the symptoms…
  2. Understanding the human bodyLeukemia is a disease of the blood, but blood reaches every corner of the body. That is why it helps so much to know…
  3. What is a cell?A calm introduction to the body’s smallest living building block: what a cell is made of, how it knows what to do…
  4. What is blood and why do we need it?Blood contains three main families of cells: red blood cells carry oxygen, white blood cells protect the body, and…In the article: Types of blood cells
  5. Blood cellsBlood contains three main families of cells: red blood cells carry oxygen, white blood cells protect the body, and…
  6. Bone marrow and blood formationThe soft tissue inside our bones is the “factory” of our blood. This topic explains where the marrow is, how it is…
  7. Stem cells and how blood cells are madeEvery blood cell begins with a single “parent” cell. This topic explains how blood is made, what makes a stem cell…
  8. DNA, genes and chromosomesInside every cell is a library of instructions for building and running the body. This topic explains how that…
  9. From a cell to leukemiaA mutation is a change in the “text” of DNA. Most mutations are harmless or are repaired by the cell itself. This…
  10. What does leukemia do in the body?A calm, step-by-step introduction: where blood is made, what goes wrong in leukemia, and why it causes the symptoms…In the article: What is leukemia?
  11. Types of leukemia“Leukemia” is not one disease but the umbrella name for a group of diseases. This topic puts all the types on one…
  12. Acute and chronic leukemiaThe words “acute” and “chronic” do not describe how “serious” a leukemia is, but how quickly it develops and how…
  13. Lymphoid and myeloidAll blood cells start from the same stem cell, but they soon split into two large families: myeloid and lymphoid.…
  14. Signs of leukemiaThe symptoms of leukemia are not random: almost every one of them has a clear cause. Knowing the cause eases fear…In the article: Why do symptoms occur?
  15. Why do symptoms occur?The symptoms of leukemia are not random: almost every one of them has a clear cause. Knowing the cause eases fear…
  16. Causes and risk factorsAfter a leukemia diagnosis, almost everyone asks, “Why me? What did I do wrong?” The honest answer is that in most…
  17. Is leukemia inherited?A mutation is a change in the “text” of DNA. Most mutations are harmless or are repaired by the cell itself. This…In the article: Mutations: how DNA changes
  18. Is leukemia contagious?After a leukemia diagnosis, almost everyone asks, “Why me? What did I do wrong?” The honest answer is that in most…In the article: Risk factors: what is known and what is not
  19. Who can get leukemia?After a leukemia diagnosis, almost everyone asks, “Why me? What did I do wrong?” The honest answer is that in most…In the article: Risk factors: what is known and what is not
  20. Leukemia in children and adultsA leukemia diagnosis in a child shakes the whole family. But this is an area where medicine has achieved one of its…
  21. How the disease progressesThe words “acute” and “chronic” do not describe how “serious” a leukemia is, but how quickly it develops and how…In the article: Acute and chronic leukemia
  22. What is a prognosis?After a diagnosis, doctors work out not only the name of the leukemia but also its exact subtype, its risk group and…
  23. After a new diagnosisThe first days after a leukemia diagnosis are full of new words, tests and decisions. This topic is a practical…
  24. MythsThere is a lot of talk about leukemia: “it is contagious”, “sugar feeds it”, “herbs are better than chemotherapy”.…
  25. Frequently asked questionsPeople facing leukemia and their loved ones often ask the same questions: “Can it be cured?”, “How long will…
  26. Understanding mapWhen you learn about leukemia, many topics are linked: the cell, DNA, the bone marrow, blood cells, the types of…