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.
A wild animal with rabies may have no fear of humans. Rabies in humans begins with symptoms such as fever, cough, or sore throat. Later, symptoms become more serious and can include restlessness, hallucinations, and seizures. The final stage is coma and death.