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.
Symptoms of Radon poisoning. The list of medical symptoms mentioned in various sources for Radon poisoning include those below. Note that Radon poisoning symptoms usually refers to various medical symptoms known to a patient, but the phrase Radon poisoning signs may often refer to those signs that are only noticable by a doctor: No early symptoms.