As early as the 11th Century the Chinese were using 'nasal inoculations' to avoid the spread of smallpox. The secretions from a smallpox lesion were watered down and an extremely small amount placed into the nose and inhaled by the healthy and balanced individual. This triggered a natural reaction of the immune system to generate antigens and prevented the smallpox epidemic in China that ruined Europe. In Chinese natural medicine ginger is popular and thoroughly used to assist do away with bac...