The European Health Insurance Card

The European health insurance card makes it easier for people from 27 Member States of the European Union plus Iceland, Liechtenstein, Norway and Switzerland, access to medical care during a temporary visit abroad.

So if you're on vacation, are a business or a short break or leave to study abroad, remember to make sure that you have received a card. It helps you save time, effort and money if you get sick or hurt abroad.
What are the practical benefits of the card?

The card ensures that you get the same access to public health (for example, a doctor, a pharmacy, a hospital or health center) as nationals of the country you are visiting. If you receive medical treatment in a country that, if the rates for health care, a refund, either immediately or after going home to his own country. The idea is that since breast ensure that you continue your stay.

However, it is important to note that the card does not cover their health care expenses if you travel abroad to receive treatment for an illness or injury you had before the trip. Moreover, the coverage map of private health providers.
to be more clear about this info please visit
http://ec.europa.eu/social/main.jsp?catId=559