It can refer to the fatality rate â the number of deaths per number of cases â or it can mean the number of deaths in total caused by a disease. What's more, diseases can take a different toll in different parts of the world. In low-and middle-income countries, only limited medical care may be available, if that. This will raise the fatality rate for many infectious diseases, such as tuberculosis, malaria and infectious diarrhea.
Although you may still occasionally hear remarks such as âradon is a hoax!â or âsome radon is good for you,â there is no scientific doubt that exposure to high radon levels can cause lung cancer.lthough you may still occasionally hear remarks such as âradon is a hoax!â or âsome radon is good for you,â there is no scientific doubt that exposure to high radon levels can cause lung cancer.
Radon is a colorless, odorless and tasteless radioactive gas that occurs naturally in most rocks and soil. It is produced by the breakdown of uranium in soil, rock and water. Radon is harmlessly dispersed in outdoor air, but when trapped in buildings can increase the risk of lung cancer, especially at elevated levels.