Ball works at treats unvaccinated children, however, "... its staff is meeting next week to discuss a ban (ibid).... When a parent decides not to vaccinate their child, they are consciously or unconsciously putting other people in harms way by throwing off our "herd immunity." What is herd immunity? ... Herd immunity protects a community from infectious diseases by virtue of the sheer numbers of people immune to such diseases. According to a piece published by PBS, "The more members of a human 'herd' who are immune to a given disease, the better protected the who...

• Word Count: 2061
• Approx Pages: 8
• Has Bibliography
• Grade Level: Undergraduate

They were immune to smallpox. ... Phipps was now immune to smallpox. ... This book explained the history of immunity to smallpox and how cowpox naturally created immunity in the patients he tested and gave vaccines to. Though he did not know why cowpox gave immunity, he knew that it did. ... After a week with scabs, the scabs start to fall off, when the last scab falls of the person is no longer contagious ("Smallpox" CDC). ...

• Word Count: 1897
• Approx Pages: 8
• Has Bibliography
• Grade Level: High School

The brain can thus affect the behaviour of the immune system, spleen, and lymph nodes. ... These researchers studied immune response in a group of 40 patients with malignant melanomas. They were given six weeks of intensive psychological counseling, education about melanoma, and stress-management training, including relaxation and coping skills. ... There were also significant increases in the percentage of natural immune killing cells. ...

• Word Count: 1738
• Approx Pages: 7
• Grade Level: Undergraduate

Vaccinations are not required to enter the island unless you have visited any of the following countries within the past 6 weeks: Asia, Africa, Central & South America, Dominican Republic, Haiti, and Trinidad & Tobago. ... Fever in the first week of travel in a malaria-risk area is unlikely to be malaria; however, any fever should be promptly evaluated. ... HBV, however, is easier to catch than HIV because it is over 100 times more concentrated in an infected person's blood and it can exist on surfaces outside the body Occurs when blood or body fluids from an infected person enters t...

• Word Count: 1421
• Approx Pages: 6
• Grade Level: High School