Vaccines

Study Explains How the First Effective HIV Vaccine Worked

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In 2009, researchers reported that an AIDS vaccine had for the first time protected people against HIV. Since then, the researchers have been wondering, How did it work?

New Cervical Cancer Screening Guidelines Include HPV Tests

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A government task force recommends less frequent screening for cervical cancer and reverses its initial advice on HPV testing, allowing it for some women.

Men Are More Likely to Have Oral HPV than Women

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A rise in oral sex may be pushing up HPV infection rates in men, along with head and neck cancers caused by the virus.

Exposure to Common Chemicals May Weaken Vaccine Response

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A study finds disturbing evidence that chemicals found in furniture, fast-food packaging and microwave popcorn bags may compromise children’s immune systems.

Study: Kids’ Chickenpox Vaccine Helps Protect Babies Too

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Some parents take their children to “pox parties” to expose them to the chickenpox virus and encourage immunity. Health experts suggest just vaccinating your kids instead.

Government Panel Recommends HPV Vaccine for Boys

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A federal advisory committee voted on Tuesday to recommend that boys aged 11 and 12 be vaccinated against human papillomavirus, or HPV, to protect against anal cancer and cancers of the mouth and neck. The new guidance mirrors that for girls aged 11 and 12, who have been advised since 2006 to receive routine HPV [...]

Nobel Winner Ralph Steinman Will Retain His Prize

Rockefeller University Press via the Nobel Foundation

(Updated) Immunologist Ralph M. Steinman was awarded the Nobel Prize in medicine on Monday for his discoveries about the human body’s immune system — research that had for years extended the scientist’s own life in a battle against an aggressive form of pancreatic cancer. Hours after the Nobel committee’s announcement of the prize, however, Steinman’s [...]

Vaccination Causes ‘Mental Retardation’? Fact-Checking Michele Bachmann’s Claim

REUTERS/Scott Audette

Monday night’s Republican primary debate saw candidate Michele Bachmann on the attack — especially against Texas Gov. Rick Perry. Bachmann slammed Perry for signing an executive order in 2007 requiring all sixth-grade girls to get vaccinated against HPV, the virus that is the leading cause of cervical cancer.

With the HPV Vaccine, Two Doses May Be Just as Good as Three

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Two doses of the vaccine that protects against human papillomavirus (HPV) may be just as effective as the three-dose regimen that is currently recommended, according to the latest research from the National Cancer Institute (NCI).

Vaccine Safety: New Report Finds Few Adverse Events Linked to Immunizations

John Giustina

In a new report investigating adverse events caused by vaccines, a panel of experts says there are relatively few health problems caused by the most commonly recommended immunizations, which public health experts advise that all children receive.