For all of the enthusiasm around electronic health records (EHRs), the systems that providers have put in place are still limited in their effectiveness because, too often, they don't talk to one another and only add to the administrative burden that they are intended to help reduce. Those were among the complaints aired Tuesday at a Senate hearing considering the state of EHRs, the first in a planned series of meetings as lawmakers consider legislation to update the 2009 HITECH Act, which provided a roadmap for implementing the systems and developing standards.