Powered Toothbrush or Manual? What the Latest Evidence Says

For a long time, the choice between manual and powered brushes was mainly one of personal preference. Now, more evidence suggests that when it comes to breaking up oral biofilm (plaque), powered brushes may in fact be more effective. The latest Cochrane Review on the matter was published this past summer. Analyzing 56 relevant trials, …

How a Microbe Preserves Itself to Promote Gum Disease

A scientific discovery at the University of Louisville uncovers a new mechanism how P. gingivalis, a bacteria responsible for periodontal disease, sabotages the immune system and promotes inflammation for its own survival.   PGGP   The finding of U of L School of Dentistry researcher George Hajishengallis and his team appears in the Feb. 16 …

Smoking and Gum Disease by the Numbers

The relationship between smoking and periodontitis (gum disease) has been known for a long time. But some may wonder, just how strong of a relationship is it? Research published earlier this year in Oral Health and Preventive Dentistry offers some numbers. The study, “Smoking and Periodontal Disease: Clinical Evidence for an Association,” looked at 165 …

Little Evidence Tamiflu Works & Other News of Note

British Researchers: Little Evidence Tamiflu Works (PhysOrg) Researchers at the Cochrane Review, an international nonprofit that reviews health information, looked at previously published papers on Tamiflu as used for seasonal flu. They found insufficient data to prove whether the antiviral reduces complications like pneumonia in otherwise healthy people but concluded the drug shortens flu symptoms …