➤ Some bacterial microorganisms and mycoses can use Radon compounds as energy resources for the normal biological cycle.

➤ Leads to respiratory system oncopathologies and leukemia.

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➤ It is used in radon therapy to stimulate immune activity and increase the resistance of living organisms to foreign factors that cause cancer and infectious diseases.

➤ Provides an increase in the strength of the biofield, treatment of cardiovascular diseases, skin of the nervous system.

➤ Radon baths for the treatment of metabolic diseases, diseases of the joints, peripheral nervous system, etc.

➤ In radon baths, Rn is present in ultramicrodoses.

➤ Radon mud and inhalation of radon-enriched air are effective. Medical supervision and accurate dosage are required.

➤ It is widely used in the field of homeopathic medicine, also for the treatment of post-theanism.

➤ Radioactive decay products are retained in a living organism. The development of pneumonia, pathogenic effects on the alveoli and lung cancer are observed.

➤ Lymph nodes, spleen, bone marrow are affected, and the number of leukocytes decreases sharply.

➤ Antidote: ventilation and air purification systems that reduce the level of radon in the air.

➤ The obtained complex compounds Rn - Rn * 6Н₂О, Rn * 2С₂Н₅ОН, Rn * 2СН₃С₆Н₅ - are inclusion compounds in which Rn is bound by Van der Waals forces.

➤ Rn is the most dangerous of the radioactive elements.

➤ The radon content in the atmosphere is 7 * 10^-17 % by weight.

➤ The radon content is measured with emanometers.

➤ Increased concentrations of Rn were found in groundwater near the earthquake centres.