'Flocking' behavior lands on social networking sites - USATODAY.com

John Tropea - Delicious Social Network

But as with all new media, critics say its much too soon to know about all the possible long-term effects online social networking might have — from growing obesity and musculoskeletal problems to loss of privacy and overwhelming commercialism. Papers co-written by economist Jason Fletcher, an assistant professor at the Yale University School of Public Health in New Haven, Conn., Include name, phone number, city and state for verification.