Heavy metals are chemical elements found in nature and which by virtue of this are also present in our organism within which they have a function; however, they become harmful when they accumulate in large quantities in the tissues of our body.
Their effects are not immediate, but the early symptoms can be confused with other common ailments such as fatigue, skin problems, generalized problems of the nervous system or hormonal dysfunctions . The safest method for identifying heavy metal poisoning is the mineralogram through the analysis of the hair .
Let's see in detail which heavy metals are most harmful to our body, where they are found and what damage they cause:
is located in the contaminated sea and rivers, consequently fish, molluscs, crustaceans and algae can be rich in it. It can also be found in old amalgams for dental fillings.
It causes damage to the nervous system and it can be risky for the fetus.
It can be introduced into the body due to cans , of some old pipes , of pottery cooked at temperatures below 120 ° C. Up to 2002 they were also used gasolines containing high amounts of lead which have caused contamination of water, soil and air. This means that traces of it are found in vegetables grown in areas whose soil has been contaminated. Smokers need to beware of this heavy metal that is contained in cigarettes .
Can damage the liver , provoke abdominal pain And anemia . In children it can affect learning.
It can be introduced via the power supply due to fertilizers and chemical fertilizers . However, the main source of pollution is the combustion : of cigarettes, wooded areas, plastic and rubbery materials, fossil fuels and volcanic activity.
May cause damage to the kidneys, endometrium, bladder and breast and can contribute to bone demineralization.
It is often found in old kitchen utensils, cans, aluminum foil (particularly when used on acidic, salty and hot foods), in some pharmaceuticals and cosmetics.
May cause damage to the autonomic, nervous system and testicles.
It is also important to remember that according to the International Agency for Research on Cancer (IARC), lead has been included in the 2 ° carcinogenicity class. probable carcinogen for humans , while cadmium and aluminum have been included in carcinogenicity class 1, ie as confirmed human carcinogen .