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Public Health2626 articles archived since 1845

The Truth about Nanobacteria

Once believed to be the smallest pathogens known, nanobacteria have now proved to be something almost as strange. They do play a role in health—just not the one originally thought

December 23, 2009 — John D. Young and Jan Martel

Copenhagen and Everywhere Else

ScientificAmerican.com 's David Biello is in Copenhagen at the climate conference, and he'll tell us what's going on there. And the Wildlife Conservation Society's Steven Sanderson discusses his Foreign Affairs article, "Where the Wild Things Were," worldwide conservation and the Everglades...

December 18, 2009 — Steve Mirsky

Gene for Disease Has Healthy Flip Side

A study in the journal Science finds that the gene for anemia-causing G6PD deficiency also protects against malaria, thereby keeping the gene active in populations. Cynthia Graber reports...

December 14, 2009

HIV-related memory loss shares similarity with Alzheimer's

Many people living with HIV report having memory loss or other cognitive problems that can sound a lot like early-onset Alzheimer's disease. Unlike their senior counterparts, however, cognitively impaired people with HIV are often in their 40s and 50s—and the early decline can make it difficult to hold jobs and maintain personal lives...

December 7, 2009 — Katherine Harmon

Inhaling Bacteria with Cigarette Smoke

Smokers inhale live bacteria into their lungs, which could add to the reasons why they contract so many infections and chronic diseases, scientists say

November 25, 2009 — Brett Israel and Environmental Health News

Cigarettes Are Bacteria Sticks, Too

A study in the journal Environmental Health Perspectives finds that cigarettes harbor various species of bacteria, some of which cause disease. Karen Hopkin reports

November 23, 2009

Bumping Off Bedbugs without Poison

Although increased worldwide travel and the rising popularity of second-hand goods may contribute to bedbugs' resurgence, the most likely reason is the rejection of DDT and other harsh chlorinated hydrocarbon insecticides...

November 17, 2009
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