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www.mayoclinic.org/symptoms/low-hemoglobin/basics/...

Hemoglobin (Hb or Hgb) is a protein in red blood cells that carries oxygen throughout the body. In many cases, a low hemoglobin count is only slightly lower than normal and doesn't affect how you feel. If it gets more severe and causes symptoms, your low hemoglobin count may indicate you have anemia.

www.healthtap.com/topics/what-is-considered-a-low...

Answers from doctors on what is considered a low hemoglobin level. First: Pregnant women with hemoglobin levels below 11.0 g/dl are generally considered anemic, though complications and symptoms from anemia during pregnancy do not usually occur until hemoglobin levels are well below 11.0 g/dl.

www.reference.com/health/dangerously-low-hemoglobin-level...

What Is a Dangerously Low Hemoglobin Level? Dangerously low hemoglobin levels that require transfusion are 7 grams per deciliter for ICU patients and 8 milligrams per deciliter for most other patients, according to U.S. News. Low hemoglobin is anything below 13.5 grams per deciliter for men, ...

www.medicinenet.com/hemoglobin/article.htm

A low hemoglobin level is referred to as anemia or low red blood count. A lower than normal number of red blood cells is referred to as anemia and hemoglobin levels reflect this number. There are many reasons (causes) for anemia. Some of the more common causes of anemia are:

www.medicalnewstoday.com/articles/318050.php

Hemoglobin levels can become high or low, and we describe symptoms, risks, prevention, and treatment. Learn about hemoglobin and its relationship to anemia here. Hemoglobin is a protein in red ...

www.healthline.com/health/normal-hemoglobin-levels

Normal hemoglobin levels can vary based on several factors, including age and sex. We’ll go over normal hemoglobin ranges for adults, children, and infants. You’ll also learn about some of the ...

www.ncbi.nlm.nih.gov/pmc/articles/PMC3226154

In patients with preoperative hemoglobin levels of 12 g/dl or greater the mortality rate was 1.3%, whereas patients with preoperative hemoglobin levels of less than 6 g/dl had a mortality rate of 33.3%. The authors concluded that low preoperative hemoglobin substantially increases the risk for death and serious morbidity .

hepcfriends.activeboard.com/t48527556/low-hemoglobin-when...

it depends on the person what "dangerously low" is. Some people have pre-existing conditions that can make a higher hemoglobin dangerous for them. There have been reports of people with hemoglobin ranges in 4-5 and they feel ok. When mine was at it's lowes (6.3) I was actually feeling better.

www.answers.com/Q/What_is_a_too_low_hemoglobin

The symptoms of low hemoglobin can vary from one individual to another. Low hemoglobin is the main cause of anemia. When the hemoglobin level is slightly below normal, it is possible that the ...

care.diabetesjournals.org/content/35/10/2055

OBJECTIVE To identify predictors of low hemoglobin A1c (HbA1c) (<5.0%) and to investigate the association of low HbA1c with cause-specific mortality and risk of liver disease hospitalization. RESEARCH DESIGN AND METHODS Prospective cohort study of 13,288 participants in the Atherosclerosis Risk in Communities Study. Logistic regression was used to identify cross-sectional correlates of low ...