Every September, we observe Blood Cancer Awareness Month to raise awareness of blood cancers, their warning signs, diagnosis, and treatment, while supporting patients, survivors, and their families. Blood cancer refers to a group of cancers that affect the blood, bone marrow, or lymphatic system. The major types include leukaemia, lymphoma, and multiple myeloma.
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Though blood cancer symptoms can at times resemble common illnesses, recognising persistent or unexplained changes and seeking timely medical intervention can help identify the underlying cause.
Blood Cancer Awareness Month 2026
Blood Cancer Awareness Month is observed from September 1 to September 30, 2026. This health campaign focuses on educating people about different types of blood cancer symptoms, encouraging appropriate medical evaluation, and supporting people affected by blood cancer. It also highlights the importance of continuing research into better diagnosis and treatment.
What Is Blood Cancer?
Blood cancer, also termed hematologic cancer, is a group of medical conditions that affect the blood, bone marrow, and lymphatic system. Blood cancer develops when blood cells undergo abnormal changes that lead to uncontrolled growth and multiplication.
The three major types of blood cancer are:
Leukaemia
Leukaemia is a cancer of blood-forming tissues, including the bone marrow. It causes abnormal blood cells to multiply and can interfere with the normal production of healthy red blood cells, white blood cells, and platelets.
Lymphoma
Lymphoma develops in lymphocytes, a type of white blood cell involved in immune function. The two primary categories of lymphoma are Hodgkin lymphoma and non-Hodgkin lymphoma.
Multiple Myeloma
Multiple myeloma develops in plasma cells, which are immune cells present in the bone marrow. Abnormal plasma cells that accumulate in the bone marrow affect the production of normal blood cells.
Also Read: World Lymphoma Awareness Day 2026: Lymphoma Symptoms, Types, Causes & Treatment
Significance Of Blood Cancer Awareness Month
Blood Cancer Awareness Month plays an important role in improving public understanding of the severity of these fatal diseases.
The awareness month helps people learn about different blood cancers and understand that symptoms and treatment can vary considerably between types. Constant fatigue, recurrent infections, sudden weight loss, unusual bleeding, or swollen lymph nodes are some of the symptoms that can have several causes. However, symptoms that are worsening should be monitored by a healthcare provider.
Extensive research continues to improve the understanding, diagnosis, and treatment of different blood cancers.
Warning Signs of Blood Cancer
Generally, symptoms of blood cancer depend on the specific type and may vary from person to person. Some possible warning signs include:
Fatigue
Unexplained or ongoing exhaustion can happen when blood cancer affects normal red blood cell production and causes anemia.
Recurrent Infections
Some blood cancers can interfere with normal white blood cell production or function, potentially increasing susceptibility to infections.
Sudden Weight Loss
Unexpected weight loss without any specific change in diet or physical activity can be a warning sign that requires medical evaluation.
Unusual Bleeding
Easy bruising, frequent nosebleeds, bleeding gums, or other unusual bleeding may occur when platelet levels are low.
Fever or Night Sweats
Recurrent fever and unexplained night sweats can occur with some blood cancers.
Swollen Lymph Nodes
A painless lump or swelling in the neck, armpit or groin may occur with lymphoma. However, swollen lymph nodes are also commonly caused by infections and other conditions.
Shortness of Breath
Anemia is typically associated with some blood cancers and can cause tiredness, dizziness, or difficult breathing.
Bone or Joint Pain
Bone pain or weakness can occur with certain blood cancers, including multiple myeloma.
Pale Skin
Fewer healthy red blood cells can cause anemia, which may result in pale skin, weakness, and fatigue.
Poor Appetite
Some blood cancers may be associated with reduced appetite, weight loss, and general weakness.
Remember: These signs and symptoms do not necessarily suggest blood cancer. Most of them are usually caused by infections or other health conditions. Persistent, sudden, or worsening symptoms should be evaluated by a healthcare provider.
Also Read: World Lymphoma Awareness Day 2025: Theme, Significance And Power Of Honest Conversation
How Is Blood Cancer Diagnosed?
Blood cancer diagnosis typically depends on the suspected type of cancer and may involve several tests.
Complete Blood Count
A complete blood count (CBC) evaluates different types of blood cells. Abnormal levels of red blood cells, white blood cells, or platelets may need further advanced investigation.
Blood Tests
Any additional blood work can help doctors assess blood-cell abnormalities and check organ function.
Bone Marrow Examination
A bone marrow aspiration or biopsy may be performed for certain blood cancers, particularly leukaemia and multiple myeloma, to examine blood-forming cells.
Lymph Node Biopsy
When lymphoma is suspected, a sample of an enlarged lymph node may be examined to evaluate whether cancer cells are present.
Imaging Tests
Depending on the suspected cancer, doctors may recommend imaging tests such as CT, PET, or MRI scans to assess lymph nodes, organs, or other areas of the body.
Genetic and Molecular Tests
Some types of blood cancer need specialized tests to determine genetic, chromosomal, or molecular changes. These results can help doctors classify the cancer and determine appropriate treatment.
Can Blood Cancer Be Prevented?
Most blood cancers cannot be completely prevented. There are also no widely recommended screening tests for some blood cancers, including Hodgkin and non-Hodgkin lymphoma in people without symptoms.
Some blood cancers have recognized risk factors, but having a risk factor does not mean that a person will develop cancer.
Because prevention is limited for many blood cancers, being aware of symptoms and seeking appropriate medical evaluation is particularly important.
How Can You Reduce Your Overall Cancer Risk?
Although there is no assured way to prevent blood cancer, healthy lifestyle habits can support overall health and may reduce the risk of several other cancers and chronic diseases. Consider modifying lifestyle habits including:
Avoiding tobacco and smoking
Restricting alcohol intake
Maintaining weight within a healthy range
Having a varied and balanced diet packed with a broad range of vegetables, fruits, whole grains and other nutrient-dense foods
Staying physically active
Following recommended vaccination and healthcare advice
Reducing exposure to known occupational or environmental carcinogens where possible
Discussing significant family or occupational risk factors with a healthcare provider. However, these measures cannot guarantee prevention of blood cancer.
Conclusion
Blood cancer is not one single medical problem. Leukaemia, lymphoma, and multiple myeloma are varied conditions, each with specific biological features, symptoms, and treatment strategies. This health awareness month is an opportunity to replace uncertainty with the right knowledge. Pay attention to continuous changes in your health status. Never ignore unexplained symptoms and seek timely help from your healthcare provider when something does not feel right.
References:
World Health Organization. Guide to cancer early diagnosis. Geneva: World Health Organization, 2017. Available from: https://www.who.int/publications/i/item/9789241511940.
Cancer Research UK, Early Diagnosis I. 2023 [Available from: https://www.cancerresearchuk.org/health-professional/diagnosis/early-diagnosis-initiative#early-diagnosis-initiative].
NHS. NHS Long Term Plan. Available from: https://www.longtermplan.nhs.uk/.
Blood Cancer UK. Facts and Information About Blood Cancer 2022. Available from: https://bloodcancer.org.uk/news/blood-cancer-facts/.
Blood Cancer UK. Blood cancer symptoms and signs. Available from: https://www.bloodcancer.org.uk/understanding-blood-cancer/blood-cancer-signs-symptoms/.
Bloodwise. Delays expected: The current State of Blood Cancer Diagnosis in England. 2019, [Available from: https://www.mediabloodcancerorguk/documents/bloodwise-delayed-diagnosis-report_RIQgdp7pdf. 2019;Last accessed 06/06/2023].
Howell D, Smith A, Appleton S, Bagguley T, Macleod U, Cook G, et al. Multiple myeloma: routes to diagnosis, clinical characteristics and survival - findings from a UK population-based study.
Kane E, Howell D, Smith A, Crouch S, Burton C, Roman E, et al. Emergency admission and survival from aggressive non-Hodgkin lymphoma: a report from the UK’s population-based Haematological Malignancy Research Network. Eur J Cancer. 2017;78:53–60. doi: 10.1016/j.ejca.2017.03.013.
Robb K, Stubbings S, Ramirez A, Macleod U, Austoker J, Waller J, et al. Public awareness of cancer in Britain: a population-based survey of adults. Br J Cancer. 2009;101(S2):18–S23. doi: 10.1038/sj.bjc.6605386.
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