The first thing to do when you set up your main residence and therefore your tax residence in Portugal is to register with the Portuguese social security system. If you are employed by a local company, you do not need to worry about this, your employer will take care of registering you with the social security. However, for your children and your spouse, you will have to do it yourself.
Social security in Portugal, how to get it
Health Center
The health center (centro de saúde) provides access to the national port health service...