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J Am Dent Assoc, Vol 135, No 4, 426.
© 2004 American Dental Association |
THE INTERNET AND AMERICAN LIFE
Since March 2000, the project has interviewed some 64,000 people about their use of the Internet; the findings are summarized in a report released at the end of last year.
About 126 million Americans are online, comprising nearly two-thirds of all adults and three-quarters of teen-agers, according to the Pew data. That represents a 45 percent increase since 2000, though growth in the online population has been nearly flat since 2002. A typical day finds about 66 million people online.
More than any other activity, e-mail is the compelling reason most people find to get online, the so-called "killer app" of the Internet. Nine out of 10 Americans who are online have sent or read e-mail, compared with about one-half of that population who have used instant messaging and about one-quarter who have participated in online discussions or chat rooms.
The interest in online health information continues to grow, according to the Pew report. As of March 2000, there were 46 million Americans who had looked for health or medical information online; that figure grew to nearly 93 million by December 2002.
While use of the Internet has increased across all demographic groups, pronounced gaps in access persist, according to Pew. Older Americans, minorities, those with modest amounts of education and income, the unemployed and rural Americans tend to be less "wired" than their counterparts.
For the full story on how Americans use the Internet, visit the Pew Internet & American Life Web site at "www.pewinternet.org/reports/toc.asp?Report=106".
COMPUTER SECURITY BULLETINS BY E-MAIL
Known as the National Cyber Alert System, the service is designed to provide timely information on computer security vulnerabilities, the actions required to mitigate security threats and basic advice on maintaining secure computer systems. Three e-mail publications are available to any interested subscriber:
"We are focused on making the threats and recommended actions easier for all computer users to understand, prioritize and act upon," Amit Yoran, director of the National Cyber Security Division, said of the new service.
A subscription to any of the e-mail products is free of charge and can be canceled at any time. To learn more, visit "www.us-cert.gov/cas".
Are you curious about who uses the Internet and what they do with it? So is the Pew Internet & American Life Project, an initiative of the Pew Research Center studying the impact of the Internet on Americas families, communities, schools, workplaces and political life.
The National Cyber Security Division of the U.S. Department of Homeland Security introduced a new service early this year, offering a suite of e-mail bulletins and tips on maintaining computer security targeted to both casual users and the more technically savvy.
PHONE, 1-312-440-2500, For ADAs members-only toll-free line, see your membership card
FAX 1-312-440-7494
ONLINE www.ada.org
211 E. Chicago Ave., Chicago, Ill. 60611
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