Travel Advice Unit, Consular Division Foreign & Commonwealth Office
Traveller’s advisory information for British Nationals.
1 Palace Street
London SW1E 5HE
Tel: 020 7238 4503/4504. Fax: 020 7238 4545

Official Tourism Information
You can find official and government sites for many overseas destinations.

The US Centres For Disease Control's Traveller's Health Page
There is a section on disease outbreaks and warnings.

Masta Online
Medical and health information for travellers.

Hostelling International

Embassies and Consulates