What is Anemia? Symptoms and Treatment Methods

Anemia, often referred to simply as "blood deficiency" in daily life, occurs when the number of red blood cells or the hemoglobin level in your blood drops below healthy limits. When your body cannot deliver enough oxygen to its tissues, complaints like fatigue, weakness, and shortness of breath emerge. This condition, which is especially common in women, can be easily managed with an accurate diagnosis and the right treatment plan.

• It is a drop in blood hemoglobin (Hgb) levels below age- and gender-specific standards.
• The most common type is iron deficiency anemia.
• Getting tired quickly, pale skin, heart palpitations, and dizziness are the most common signs.
• Detailed blood tests and measuring iron stores are necessary for diagnosis.
• Treatment usually involves replacing the missing mineral or vitamin.

What is Anemia?

Anemia is a condition where you lack enough healthy red blood cells to carry adequate oxygen to your body's organs and tissues. The protein inside red blood cells responsible for carrying oxygen is called hemoglobin. Medically speaking, anemia is defined as a drop in blood hemoglobin (Hgb) levels below established standards.

These standards vary depending on age, gender, and special circumstances. According to generally accepted medical data, anemia is defined as a hemoglobin level below 13 g/dL for men over 15, and below 12 g/dL for non-pregnant women over 15. During pregnancy, due to increased blood volume and fetal development, this threshold is accepted as 11 g/dL.

When your body does not receive enough oxygen, your organs struggle to perform their normal functions. This can range from mild sluggishness to severe scenarios that significantly lower your daily quality of life. Once the underlying cause is found through a proper diagnosis, anemia is a manageable and treatable health issue.

Causes of Anemia and Risk Factors

Three main mechanisms play a role in the onset of anemia: your body not producing enough red blood cells, the cells being destroyed faster than normal, or losing them through bleeding. Particularly in premenopausal women, menstrual bleeding is the most common cause leading to the depletion of iron stores.

Dietary habits also have a huge share in the development of anemia. Consuming a monotonous diet very high in fiber, or not including enough iron-rich foods in your meals, slows down blood production. Additionally, digestive system disorders that negatively affect iron absorption in the stomach and intestines—such as celiac disease, ulcers, or gastritis—are significant risk factors.

Conditions causing chronic blood loss, such as hemorrhoids, stomach bleeding, or intestinal polyps, are the primary culprits behind slowly progressing anemia. Individuals with a family history of genetic blood disorders, those with chronic inflammatory diseases like rheumatoid arthritis, and older adults are at a higher risk of developing anemia.

What Are the Types of Anemia?

Anemia is not a single disease but a broad group of disorders that develop due to various reasons. The most common type is iron deficiency anemia. When there is not enough iron in the body, the bone marrow cannot produce the necessary hemoglobin for red blood cells. This usually occurs as a result of poor nutrition or blood loss.

Another frequently encountered picture is vitamin deficiency anemia. Vitamin B12 and folate (folic acid) are particularly critical for healthy red blood cell production. If these vitamins are not consumed sufficiently through diet or cannot be absorbed by the intestines, the cells become abnormally large and dysfunctional. During seasonal transitions or dietary changes, symptoms of vitamin deficiency can become more pronounced.

Rarer types include anemias associated with chronic diseases, aplastic anemia (where the bone marrow fails to produce enough cells), and hemolytic anemia (where red blood cells are destroyed faster than normal). Genetically inherited sickle cell anemia and thalassemia (Mediterranean anemia) are specific types caused by structural abnormalities in the cells.

What Are the Symptoms of Anemia?

Anemia symptoms vary depending on the severity of the disease, how quickly it develops, and the person's overall health. In mild cases, the signs are so subtle that they often go unnoticed until routine blood tests are performed. However, as hemoglobin levels drop, the body's hunger for oxygen increases, and complaints become obvious.

Getting tired quickly and a constant feeling of energy loss are among the top symptoms affecting daily life. You might feel an unusually fast or irregular heartbeat (palpitations) and shortness of breath, especially when climbing stairs or doing light exercise. The body forces the heart to work harder to compensate for the reduced oxygen.

Other common symptoms include chest pain, frequent headaches, and dizziness or blacking out when standing up suddenly. From the outside, a noticeable paleness can be seen on the skin, lips, and nail beds. Nighttime leg cramps, restless leg syndrome, a constant feeling of cold in the hands and feet, and insomnia are also frequently voiced complaints by anemia patients.

Diagnosis: How Is It Diagnosed at the Hospital?

When you visit the hospital with a suspicion of anemia, your doctor will first take a detailed medical history and perform a physical examination. During the exam, findings such as your skin color, paleness inside your lower eyelids, heart rhythm, and spleen size are evaluated. Laboratory tests are essential for a definitive diagnosis.

In the first step, a Complete Blood Count (CBC) is requested. This test measures hemoglobin (Hgb), hematocrit (Hct) values, and the size of your red blood cells (MCV). The size of the cells gives the doctor important clues about the type of anemia. For instance, smaller cells may indicate iron deficiency, while larger cells might point to a B12 or folate deficiency.

To clarify the diagnosis, detailed iron panel tests such as serum iron, ferritin (the body's iron store), and iron-binding capacity are performed. If necessary, vitamin B12 and folate levels are checked. If the cause of the anemia is hidden bleeding originating from the digestive system, your doctor may refer you for advanced procedures like an endoscopy or colonoscopy.

Anemia Treatment

Anemia treatment is personalized based on the underlying cause, severity, and the patient's general health. For the most common type, iron deficiency anemia, the primary approach is to replenish the depleted iron stores. To achieve this, your doctor will initiate iron replacement therapy.

Iron supplements can be administered orally (as pills or syrups), via intramuscular injection, or intravenously (through a vein), depending on the patient's current hemoglobin level, medication tolerance, and digestive system sensitivities. Taking oral iron medications with vitamin C increases absorption, while it is recommended not to take them simultaneously with milk and dairy products.

Medical treatment must absolutely be supported by proper dietary habits. Animal-based foods rich in iron, such as red meat, chicken, tuna, and eggs, should form the foundation of the diet. Plant-based sources like dried legumes (beans, lentils, black-eyed peas), fresh peas, dark leafy greens, raisins, dried figs, prunes, dates, tahini, molasses (pekmez), almonds, walnuts, and hazelnuts should be included in your daily nutrition routine. Even if your blood values return to normal after treatment, regular medical follow-ups are essential to prevent the condition from recurring.

Complications and Risk Groups

Although mild anemia usually does not cause serious problems, untreated and prolonged anemia can lead to permanent damage in the body. The most common complication is severe chronic fatigue that develops to a point where it prevents a person from working and doing their daily tasks.

Heart health is one of the systems most affected by anemia. When the blood's oxygen-carrying capacity drops, the heart has to pump more blood to close this gap. Over time, this overload can pave the way for irregular heartbeats (arrhythmia), an enlarged heart muscle, and even heart failure.

Nervous system damage can be seen, especially in severe B12 deficiency anemias. Numbness, tingling, loss of balance, and memory problems may arise. In such cases, a multidisciplinary approach with Neurosurgery or Neurology specialists may be required to evaluate neurological findings. In pregnant women, severe anemia increases the risk of premature birth and delivering a low-birth-weight baby.

When to See a Doctor?

Because anemia symptoms usually develop slowly, the body can adapt to this situation for a while. However, certain signs indicate that your organs are experiencing severe oxygen deprivation and require seeking medical help without delay.

If you experience shortness of breath even while resting, feel pressure or pain in your chest, or if your heart rate suddenly spikes and doesn't return to normal, you must consult a healthcare facility. If you frequently black out when standing up, lose your balance, or faint, this could be a sign of advanced anemia.

If acute bleeding signs are present—such as black, tarry stools, vomiting blood, or seeing blood in your urine—you must take the situation seriously and visit the emergency room or call 112 immediately. Early intervention is a critical step in preventing life-threatening risks that may develop.

The Process at BHT CLINIC

At BHT CLINIC İstanbul Tema Hastanesi, the diagnosis and treatment processes for our international and local patients presenting with anemia complaints are meticulously managed by the expert physicians in our Internal Medicine department. In our hospital's fully equipped laboratories, all necessary blood tests, vitamin, and mineral panels are finalized on the same day, allowing for rapid treatment planning.

During the treatment process, patients requiring intravenous iron loading can safely receive their treatments in our comfortable observation rooms under the supervision of our nurses. If the underlying cause of the anemia originates from the digestive system or gynecological issues, an immediate consultation with the relevant branch physicians is provided, adopting a holistic treatment approach.

In sudden emergencies like severe palpitations, fainting, or bleeding, our 24/7 Emergency Department is always by your side. To take control of your health and get your detailed check-ups done, you can book an appointment today.

Frequently Asked Questions

What is good for anemia?

Consuming iron-rich foods is the most fundamental answer to what is good for anemia. Red meat, dried legumes, molasses (pekmez), tahini, raisins, and dark leafy greens should be added to your dietary routine. Because vitamin C increases iron absorption, it is highly beneficial to consume these foods alongside freshly squeezed orange juice or a salad dressed with lemon.

Is anemia dangerous?

Mild cases usually do not affect daily life much, but untreated anemia can reach dangerous levels over time. Advanced anemia causes the heart to overwork to pump enough oxygen to the body, which can lead to heart failure or rhythm disorders.

Do iron pills make you gain weight?

Iron pills or IV drips do not directly cause weight gain. However, when the loss of appetite and fatigue caused by anemia disappear with treatment, your appetite may return to its normal level. This is sometimes perceived as weight gain; you can keep your weight under control by maintaining a balanced diet.

Can anemia patients drink coffee?

Certain compounds found in tea and coffee can reduce iron absorption in the intestines. Therefore, it is recommended not to drink tea or coffee immediately after taking an iron supplement or eating an iron-rich meal. You can consult your doctor regarding the correct coffee consumption and timing.

What happens if anemia is left untreated?

Untreated anemia paves the way for chronic fatigue syndrome, a weakened immune system, and frequent infections. During pregnancy, it brings serious risks affecting both the mother and the baby, such as premature birth and low birth weight.

This article is for informational purposes only; please consult your physician for diagnosis and treatment.