Hemoglobin Levels: High vs. Low, Symptoms, and Risk Factors
2024年10月9日 · In adult females, a hemoglobin count of between 12.1 to 15.1 g/dL is typically considered normal and healthy. A lower-than-normal hemoglobin count means that your cells are not getting enough oxygen, leading to fatigue and other symptoms of anemia. A higher-than-normal hemoglobin count means your body is being deprived of oxygen.
What is Hemoglobin? Normal Levels and Potential Problems - Healthline
2023年7月12日 · Hemoglobin is a type of protein in your red blood cells that distributes the oxygen you breathe to muscles and tissues throughout your body. Without oxygen, your muscles would not have the energy...
Hemoglobin: Normal, High, Low Levels by Age, Test, Deficiency
2024年3月7日 · What is hemoglobin (Hgb, Hb)? Hemoglobin (abbreviated Hgb or Hb) is the protein molecule in red blood cells that carries oxygen from the lungs to the body's tissues and returns carbon dioxide from the tissues back to the lungs. Hgb is made up of four protein molecules (globulin chains) that are connected.
Hemoglobin test - Mayo Clinic
2024年4月12日 · It measures the amount of a protein in red blood cells called hemoglobin. Hemoglobin carries oxygen to the body's organs and tissues when you breathe in. Then it carries the waste gas carbon dioxide back to the lungs to be breathed out.
Hemoglobin - Wikipedia
Hemoglobin (haemoglobin, [a] Hb or Hgb) is a protein containing iron that facilitates the transportation of oxygen in red blood cells. Almost all vertebrates contain hemoglobin, [3] with the sole exception of the fish family, Channichthyidae. [4] .
What Are Normal Hemoglobin Levels? - Healthline
2024年7月16日 · Hemoglobin levels are measured in grams per deciliter (g/dL) of blood. Several factors may affect your hemoglobin levels, such as age, sex assigned at birth, and medical history. It’s also...
Hemoglobin: Normal levels, risk factors, and more - Medical News Today
2024年1月26日 · Hemoglobin is an iron-rich protein in red blood cells that enables the blood to carry oxygen to tissues throughout the body. Low hemoglobin levels often indicate anemia, but high levels...
血红蛋白 - 维基百科，自由的百科全书
血红蛋白[註 1] （Hemoglobin，縮寫 Hb、Hgb）又稱 血红素，俗稱 血色素，是高等生物体内红色含铁的携氧 结合蛋白。 血红蛋白的结构为异源四聚体，由2对 珠蛋白 组成，每个珠蛋白结合1个 血基質。 哺乳动物的一个血红蛋白分子，可以结合最多四个氧分子。 可以用 平均細胞血紅蛋白濃度 測出濃度。 图左为血红蛋白的简易描绘；图右为血红蛋白所含血基質的放大结构图，其结构中央的亚铁离子可逆地结合1个氧分子。 血红蛋白和类血红蛋白分子存在于几乎所有的脊椎动物 …
Hemoglobin: MedlinePlus Medical Encyclopedia
2024年3月11日 · Hemoglobin is a protein in red blood cells that carries oxygen. The hemoglobin test measures how much hemoglobin is in your blood. A blood sample is needed. No special preparation is necessary. When the needle is inserted to draw blood, some people feel moderate pain. Others feel only a prick or stinging.
An Overview of Hemoglobin - Harvard University
Hemoglobin is a protein that is carried by red cells. It picks up oxygen in the lungs and delivers it to the peripheral tissues to maintain the viability of cells. Hemoglobin is made from two similar proteins that "stick together". Both proteins must be present for the hemoglobin to pick up and release oxygen normally.