What symptom does darling lead exceed standard have

summary

Recently, my child is easy to catch a cold, colorless face and poor appetite. I thought it was caused by a cold and didn't eat much. Just take some medicine. I didn't care. Friends come to play, see my children's situation, said there may be excessive lead content. I didn't take my children to unclean places. I always pay great attention to children's personal hygiene. Let's take a look at the following.

What symptom does darling lead exceed standard have

First, after lead enters the human body, except that part of it is excreted through feces and sweat, the rest dissolves into the blood after several hours, hindering the synthesis of blood, leading to anemia, headache, dizziness, fatigue, drowsiness, constipation and limb soreness;

Second, children are more sensitive to lead than adults, especially when they are in the stage of growth and development. Lead entering the body has a strong affinity for the nervous system, so the absorption of lead is several times higher than that of adults. Lead into the body of pregnant women will pass through the placental barrier, affect fetal development, resulting in deformity.

Third: it is because lead enters into the human body and invades into the brain nerve tissue through the blood, so that the supply of nutrients and oxygen is insufficient, resulting in brain tissue damage. In serious cases, it may lead to lifelong disability.

matters needing attention

Some of them have metal smell in their mouth, arteriosclerosis, peptic ulcer and fundus hemorrhage are also related to lead pollution. In children with lead poisoning, growth retardation, loss of appetite, walking inconvenience, constipation and insomnia occur; in primary school students, hyperactivity, hearing impairment, inattention and mental retardation occur.