Short-sightedness. Someone with short-sightedness can see near objects clearly, but cannot focus properly on distant objects. This is caused by the eyeball being elongated, so that the distance between the lens and the retina is too great.
Radon Symptoms. What are the symptoms of radon poisoning? Since radon is the #2 cause of lung cancer in the U.S., respiratory ailments are the most likely signs of radon-related distress. A persistent cough, hoarseness, breathing difficulties, and recurring respiratory infections are all possible indications of radon poisoning.
The level of radon in homes can be measured with simpledevice that are returned to the testing company to interpret the results. Health effects of radon The adverse health effects of exposure to radon are caused primarily by damage due toalpha-particles. The possible effects will depend on exposure level. The main dangerfrom high radon exposure is an increased risk of lung cancer.