Iron deficiency is a common health problem that can affect anyone. People with an unhealthy diet, pregnant women and children are at high risk of iron deficiency. , according to health site Medical News Today (UK).
Iron deficiency can cause headaches because the amount of oxygen to the brain decreases, causing the blood vessels in the brain to swell.
Constant fatigue is a common sign of iron deficiency. Iron deficiency can lead to anemia, which can leave you feeling so tired that you don’t have the energy to complete your daily tasks.
In addition, iron deficiency also leads to the following symptoms:
Arrhythmia
Long-term iron deficiency will cause a decrease in the number of red blood cells that carry oxygen in the blood. As a result, the heart has to pump more blood to compensate for the low oxygen level. The heart will therefore beat faster and lead to heart rhythm disturbances. . This condition, if prolonged, can cause heart failure or an enlarged heart.
Severe headache
Iron deficiency also causes the brain to receive less oxygen. As a result, the blood vessels in the brain swell and cause headaches. Many people even complain of dizziness and lightheadedness.
In addition, experts say that headaches due to iron deficiency are also partly caused by changes in dopamine and estrogen hormone levels in the body. The pain often appears on one side of the head and may be accompanied by nausea, vomiting and impaired vision.
Mouth ulcers
Iron deficiency can cause anemia and lead to another unpleasant condition called mouth ulcers. These ulcers can be painful and even bleed if they become large. Other symptoms that appear in the mouth include a swollen, inflamed, pale, strangely smooth tongue, dry mouth, and red cracks at the corners of the mouth.
Tinnitus
Long-term iron deficiency can also cause another strange symptom: tinnitus. Because when you have anemia, your heart will work harder to compensate for the lack of oxygen. More blood will be pumped between your heart and brain. This process causes more blood to flow through your middle ear and cause tinnitus, according to Medical News Today.
Source: https://thanhnien.vn/4-dau-hieu-ky-la-khi-co-the-thieu-chat-sat-185240523202523798.htm
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