| − | A '''Contagious''' disease is easily spread from one person to another by contact with the [[infectious]] agent that causes the disease. The agent may be in droplets of liquid particles made by coughing or sneezing, contaminated food utensils, water or food. | + | A '''contagious''' disease is easily spread from one person to another by contact with the [[infectious]] agent that causes the disease. The agent may be in droplets of liquid particles made by coughing or sneezing, contaminated food utensils, water or food. |