As the disease affects the body, the functioning of body organs can be a concern, and medication needs which can cause side effects including allergies. There are certain diseases that can not be treated so the prevention is better than cure.
When someone is ill, person body functions get weakened and can never fully recover.
It takes time to cure a disease and the person is likely to be in bedridden for some time, even though adequate care is provided to him.
The person with an infectious disease will serve as the medium for further spreading the infection to others.
