Obstacles in EHRs Implementation Discuss the major local, national, and international obstacles to implementing standardized terminologies within EHRs. Solution there are many obstacles in implementing the EHR in a real world. they are it is very costly process so many are not willing to change in their working environment technicakl skills are recquired softwares related to the EHR should be developed technical barriers organizational limitations and their attitude and behaviour of that people there is no sharing and accessing of data in state wide national wideor international wide to help the patients when necessary every people health data must be stored in the digital form so that it will be helpful for the doctors to know the report of the patient but maintaining every people record from the starting of their life is very difficult because the volume ofthe data is very huge and the velocity of the data is also becomes huge. so there are technical limitations and we have to over come the problems by using big data,map reduce,haoop programs. .