While yellow fever may be rare for visitors to northern countries, including the United States, it is transmitted by infected mosquitoes, so care should always be taken. For most people, there will be little to no symptoms of the illness. Few will go on to have severe problems, potentially…

As you might have glanced from the “History of Vaccines” section, smallpox was one of the deadliest diseases known to mankind. It is a very serious, highly contagious and occasionally fatal disease. Smallpox is also the only disease so far to have been completely eradicated across the world…

Shingles, also known as zoster or herpes zoster, typically affects almost 1 out of 3 people in the United States. Health professionals estimate that there are about 1 million cases of shingles in this country each year. Whoever recovered from chickenpox can develop shingles later in life. While…

Among the diseases that impact the lives of children around the world, Rotavirus is very common. Before the vaccine was developed, most children in the United States were infected with rotavirus by their fifth birthday. Rotavirus is a potentially deadly disease that kills roughly 500,000…

Rabies is a rare, but usually fatal, contagious viral disease that is spread among warm-blooded animals, including humans. There have been less than 100 cases of rabies in the United States since 1990. This number is so low thanks to comprehensive vaccination programs. However, tens of thousands…

Poliomyelitis, or Polio as it is more commonly known, is a debilitating disease that affects the central nervous system (CNS) of those it infects. The infection attacks motor neurons and gradually causes paralysis and an inability to survive without life support. The term Poliomyelitis comes…

Pneumococcal disease ranges in severity from ear and sinus infections to pneumonia, meningitis, and blood infections. The disease poses a serious threat to health worldwide, causing 735,000 deaths each year. According to the Center for Disease Control, a third of the 2 million children who die…