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Pernicious anemia is a disease where not enough red blood cells are produced due to a deficiency of vitamin B 12. [5] Those affected often have a gradual onset. [5] The most common initial symptoms are feeling tired and weak. [4]
Lack of vitamin B12 can cause megaloblastic anemia—a condition characterized by larger than normal red blood cells in a smaller than normal amount. This causes fatigue, paleness in the skin ...
Initially in high daily doses, followed by less frequent lower doses, as the condition improves. [3] If a reversible cause is found, that cause should be corrected if possible. [11] If no reversible cause is found, or when found it cannot be eliminated, lifelong vitamin B 12 administration is usually recommended. [12] A nasal spray is also ...
[6] [24] Deficiency at levels only slightly lower than normal can cause a range of symptoms such as fatigue, feeling weak, lightheadedness, dizziness, breathlessness, headaches, mouth ulcers, upset stomach, decreased appetite, difficulty walking (staggering balance problems), [15] [25] muscle weakness, depression, poor memory, poor reflexes ...
Most Americans get plenty of vitamin B12 through the food they eat, but there are some notable exceptions (older Americans are particularly at risk, because they have less intrinsic factor, with ...
A B12 deficiency can cause issue ranging from exhaustion to neurological problems. ... In addition to weakness and fatigue, a B12 deficiency may also prompt a slew ... 2 women are the only ...
Anemia (also spelled anaemia in British English) is a blood disorder in which the blood has a reduced ability to carry oxygen.This can be due to a lower than normal number of red blood cells, a reduction in the amount of hemoglobin available for oxygen transport, or abnormalities in hemoglobin that impair its function.
Over time, a deficiency of B12 can cause problems with balance, confusion, depression, poor memory and possibly dementia, and it can even cause permanent damage to the nervous system, Somers says.