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Not only old people get Parkinson's disease.
No
There isn't any disease in the world that is limited only to gay people. There never has been.
A disease is when mental, physical or sometimes social health is affected due to an ifection of pathogens. It is only a disease if you have the symptoms of the disease (eg. white spots on the tonsils for tonsillitis)
There is not such thing as a disease that only one ethnic groups can contract.
No only internally
The only harm to the body by eating wheat flour is the people that have a gluten intolerance or Celiac disease. Some people believe that wheat flour is better for you than white flour.
no only if it is very serious
white line disease
Yes. Easily. Smallpox is not a disease currently afflicting people. It only exists in labs where it is studied.
it could be caused by a disease...smoking also eliminates your white blood cell count
Only the President.