High-Risk Diseases for Travelers

Detailed information on the most common high risk diseases for travelers, including African trypanosomiasis (African sleeping sickness), mad cow disease, HIV, AIDS, cholera, e. coli, dengue fever, diarrheal disease, cryptosporidiosis, diarrhea, traveler's

Fish and Shellfish Poisoning

At certain times of the year, some species of fish and shellfish contain toxins, even if well-cooked. The most common type of fish poisoning in travelers is ciguatera fish poisoning.

Types of Arbovirus Encephalitis

Encephalitis is an inflammation of the brain. It is often caused by a viral infection. The arboviruses cause encephalitis. They are passed on to people and animals by insects.

Emerging Infectious Diseases

Detailed information on emerging infectious diseases and how travelers can reduce their risk of infectious diseases.

Enterohemorrhagic Escherichia coli

One Escherichia coli strain that causes a severe intestinal infection in humans is known as enterohemorrhagic E. coli (EHEC). It’s the most common strain to cause illness in people. It’s different from other E. coli because it makes a potent toxin called Shiga toxin. This toxin damages the lining of the intestinal wall, causing bloody diarrhea.

Diarrheal Diseases

Detailed information on the most common types of diarrheal diseases, including cryptosporidiosis, diarrhea, traveler's diarrhea, salmonella infection, and giardiasis