1 Vitamin D Deficiency âLow Vitamin D has been associated with several types of cancer as well as certain autoimmune diseases such as systemic lupus. 2  HIV/AIDS âNearly half of the people who get HIV/AIDS are African American, suffering more deaths than any other race.
The most common vaccine-preventable diseases among travellers are influenza and hepatitis A. Other vaccines to consider for travel include rabies, hepatitis B, typhoid, cholera, yellow fever, Japanese encephalitis and measles. Many vaccines can be given by flexible accelerated schedules to ensure early protection.
The smallpox vaccine helps the body develop immunity to smallpox. The vaccine is made from a virus called vaccinia which is a pox-type virus related to smallpox. The smallpox vaccine contains the live vaccinia virus-not dead virus like many other vaccines.For that reason, the vaccination site must be cared for carefully to prevent the virus from spreading.he vaccine is made from a virus called vaccinia which is a pox-type virus related to smallpox. The smallpox vaccine contains the live vaccinia virus-not dead virus like many other vaccines.