Diseases Related to Travel
Information for travelers about specific diseases which can affect them while traveling. Note: For travel recommendations by specific regions, please see Destinations.
- African sleeping sickness (African trypanosomiasis)
- AIDS/HIV
- Altitude illness
- Amebiasis
- BSE ("mad cow disease") and nvCJD
- Campylobacter infections
- Chagas disease (American trypanosomiasis)
- Chickenpox (Varicella)
- Chikungunya fever
- Cholera
- Coccidioidomycosis
- Cryptosporidiosis (Cryptosporidium infection)
- Cyclosporiasis (Cyclospora infection)
- Dengue fever
- Diarrhea
- Diphtheria, tetanus, and pertussis
- E. coli (Escherichia coli)
- Encephalitis
- Filariasis
- Giardiasis (Giardia infection)
- H1N1 flu
- Hantavirus
- Head lice (pediculosis)
- Hepatitis
- Histoplasmosis
- HIV (see AIDS/HIV)
- Influenza (flu)
- Japanese encephalitis
- Legionellosis (Legionnaires' disease)
- Leishmaniasis (Leishmania infection)
- Leptospirosis
- Lyme disease
- Malaria
- Measles, mumps, and rubella (MMR)
- Meningitis
- Norovirus infection (Norwalk/Norwalk-like virus infection)
- Onchocerciasis (river blindness)
- Plague
- Poliomyelitis
- Rabies
- Rickettsial Infections
- Rotavirus
- Salmonellosis (Salmonella infection)
- SARS (Severe Acute Respiratory Syndrome)
- Scabies
- Schistosomiasis
- Sexually transmitted diseases (STDs)
- Shigellosis (Shigella infection)
- Smallpox
- Streptococcus pneumoniae (Pneumococcal) Disease
- Tickborne encephalitis
- Tuberculosis (TB)
- Typhoid fever
- Typhus fevers (see rickettsial infections)
- Varicella (chickenpox)
- Vibrio parahaemolyticus
- Viral hemorrhagic fevers (e.g., Ebola, Lassa, Marburg, Rift Valley)
- West Nile virus
- Yellow fever
African sleeping sickness (African trypanosomiasis)
- African Trypanosomiasis (from Health Information for International Travel)
- African trypanosomiasis (from Division of Parasitic Diseases)
AIDS/HIV
- Acquired Immunodeficiency Syndrome (AIDS) (from Health Information for International Travel)
- The Immunocompromised Traveler
- Divisions of HIV/AIDS Prevention homepage
Altitude illness
- Altitude Illness (from Health Information for International Travel)
Amebiasis
- Amebiasis (from Health Information for International Travel)
- New Medication Approved for Treatment of Giardiasis and Amebiasis (Archived Highlight, originally released August 26, 2004)
- Safe Food and Water
- Amebiasis (from Division of Parasitic Diseases)
BSE ("mad cow disease") and nvCJD
Campylobacter infections
- Campylobacter Infections (from Division of Bacterial and Mycotic Diseases)
Chagas disease (American trypanosomiasis)
- Chagas Disease (from Health Information for International Travel)
- Chagas disease (from Division of Parasitic Diseases)
Chickenpox (Varicella)
- Varicella (Chickenpox) (from Health Information for International Travel)
- Varicella Disease (Chickenpox) (from National Immunization Program)
Chikungunya Fever
- Chikungunya Fever (from Division of Vector-Borne Infectious Diseases)
- Chikungunya Fever Fact Sheet (from Division of Vector-Borne Infectious Diseases)
- MMWR: Update: Chikungunya Fever Diagnosed Among International Travelers --- United States, 2006
- Chikungunya fever in travelers: clinical presentation and course. (from Clinical Infectious Diseases, 2007)
- Chikungunya Virus in US Travelers Returning from India, 2006 (from Emerging Infectious Diseases, 2007)
Cholera
- Cholera (from Health Information for International Travel)
- Cholera (CDC website about cholera)
- Safe Food and Water
Coccidioidomycosis
- Coccidioidomycosis (from Health Information for International Travel)
- Coccidioidomycosis (from Division of Bacterial and Mycotic Diseases)
Cryptosporidiosis (Cryptosporidium infection)
- Cryptosporidiosis (from Health Information for International Travel)
- Safe Food and Water
- You Can Prevent Cryptosporidiosis: A Guide for People with HIV Infection
- Preventing Cryptosporidiosis: A Guide to Water Filter and Bottled Water
- Cryptosporidiosis (from Divison of Parasitic Diseases)
Cyclosporiasis (Cyclospora infection)
- Cyclosporiasis (from Health Information for International Travel)
- Cyclospora infection (from Divison of Parasitic Diseases)
Dengue fever
- Dengue Fever (from Health Information for International Travel)
- CDC Dengue Fever homepage
Diarrhea
- Food and Water Precautions and Travelers' Diarrhea Prevention
- Travelers' Diarrhea (from Health Information for International Travel)
- Frequently Asked Questions About Travelers' Diarrhea (from Division of Bacterial and Mycotic Diseases)
- New Drug Approved for the Treatment of Travelers’ Diarrhea (Archived Highlight, originally released July 2004)
Diphtheria, tetanus, and pertussis
- Diphtheria, Tetanus, and Pertussis (from Health Information for International Travel)
- Diphtheria (from Division of Bacterial and Mycotic Diseases)
- Diphtheria (from National Immunization Program)
- Tetanus (from National Immunization Program)
- Pertussis (from Division of Bacterial and Mycotic Diseases)
- Pertussis (from National Immunzation Program)
E. coli (Escherichia coli) infection
- Frequently Asked Questions About Escherichia coli O157:H7 (from Division of Bacterial and Mycotic Diseases)
- Safe Food and Water
Encephalitis
- Japanese Encephalitis (from Health Information for International Travel)
- CDC Japanese Encephalitis homepage
- Tickborne Encephalitis (Spring-Summer Encephalitis) (from Health Information for International Travel)
- CDC Answers Your Questions About St. Louis Encephalitis (from Division of Vector-Borne Infectious Diseases)
- CDC Arbovirus Home Page
- See also West Nile virus infection
Filariasis
- Filariasis (from Health Information for International Travel)
- Lymphatic Filariasis (from Division of Parasitic Diseases)
Giardiasis (Giardia infection)
- Giardiasis (from Health Information for International Travel)
- Giardiasis (from Division of Parasitic Diseases)
- Safe Food and Water
- New Medication Approved for Treatment of Giardiasis and Amebiasis (Archived Highlight, originally released August 26, 2004)
H1N1 flu
- See also seasonal flu
- Flu.gov
Hantavirus
Head lice (pediculosis)
- Head lice (from Division of Parasitic Diseases)
Hepatitis
- Hepatitis A Virus (from Health Information for International Travel)
- Hepatitis B Virus (from Health Information for International Travel)
- Hepatitis C Virus (from Health Information for International Travel)
- Hepatitis E Virus (from Health Information for International Travel)
- CDC Viral hepatitis homepage
Histoplasmosis
- Histoplasmosis (from Health Information for International Travel)
- Histoplasmosis (from Division of Bacterial and Mycotic Diseases)
HIV/AIDS
See AIDS/HIV
Influenza (flu)
- Influenza (from Health Information for International Travel)
- Current travel notices concerning avian influenza
- Official U.S. government website for pandemic influenza
- Preliminary Guidelines for the Prevention and Control of Influenza-Like Illness Among Passengers and Crew Members on Cruise Ships, August 1999 [PDF - 981 KB - 22 pages]
- Influenza (comprehensive CDC site, including avian influenza)
- Amendment to Executive Order 13295: Quarantinable Communicable Diseases
Federal Register Archives, signed April 4, 2003 and ammended by 13375 on April 1, 2005
Japanese Encephalitis
- Japanese Encephalitis (from Health Information for International Travel)
- CDC Japanese Encephalitis homepage
- CDC Arbovirus Home Page
Legionellosis (Legionnaires' disease)
- Legionellosis (Legionnaires' disease and Pontiac fever) (from Health Information for International Travel)
- Legionellosis (Legionnaires' disease and Pontiac fever) (from the Division of Bacterial and Mycotic Diseases)
Leishmaniasis (Leishmania infection)
- Leishmaniasis (from Health Information for International Travel)
- Leishmania infection (from Division of Parasitic Diseases)
Leptospirosis
- Leptospirosis (from Health Information for International Travel)
- Leptospirosis (from Division of Bacterial and Mycotic Diseases)
Lyme disease
- Lyme Disease (from Health Information for International Travel)
- CDC Lyme Disease Home Page
Malaria
- Malaria (from Health Information for International Travel)
- Information on Malaria Risk and Prophylaxis, by Country (from Health Information for International Travel)
- On the CDC Malaria site:
- CDC malaria homepage
- Malaria Diagnosis & Treatment in the United States (for clinicians)
- Malaria and Travelers
- Brochure: Preventing Malaria in Travelers (PDF - 280 KB)
- Poster: Visiting Friends and Family in India This Year?
- Poster: Visiting Friends and Family in Nigeria This Year?
- Malaria Deaths Following Inappropriate Malaria Chemoprophylaxis—United States, 2001
- Expert Meeting on Malaria Chemoprophylaxis, January 29-30, 2003: Record of the Proceedings (PDF - 219 KB)
- Malaria rapid diagnostic test approved for use in U.S. (on FDA site) (2007)
Measles, mumps, and rubella (MMR)
- Measles (Rubeola) (from Health Information for International Travel)
- Mumps (from Health Information for International Travel)
- Rubella (German measles) (from Health Information for International Travel)
- Measles (from National Immunization Program)
- Mumps (from National Immunization Program)
- Rubella (from National Immunization Program)
Meningitis
- Meningococcal Disease (from Health Information for International Travel) (includes map showing areas with frequent epidemics of meningococcal disease)
- Haemophilus influenzae Type b Meningitis and Invasive Disease (from Health Information for International Travel)
- Meningococcal Disease (from Division of Bacterial and Mycotic Diseases)
- Meningococcal Disease (from National Immunization Program)
- Technical Information on Haemophilus influenzae Type b Disease
- Other CDC information on Haemophilus influenzae Type b
Norovirus infection (Norwalk/Norwalk-like virus infection)
- Norovirus infection (from Health Information for International Travel)
- Safe Food and Water
Onchocerciasis (river blindness)
- Onchocerciasis (River Blindness) (from Health Information for International Travel)
- Onchocerciasis / River Blindness (from Division of Parasitic Diseases)
Plague
- Plague (from Health Information for International Travel)
- CDC Plague Homepage
Poliomyelitis
- Poliomyelitis (from Health Information for International Travel)
- Poliomyelitis Prevention in the United States: Updated Recommendations of the Advisory Committee on Immunization Practices (ACIP) (HTM)
PDF (236 KB) - Poliomyelitis (from National Immunization Program)
Rabies
- Rabies (from Health Information for International Travel)
- CDC Rabies Homepage
- Rabies Postexposure Prophylaxis Online Course
Rickettsial Infections
- Rickettsial Infections (from Health Information for International Travel)
Rocky Mountain spotted fever
Rotavirus
- Rotavirus (from the Division of Viral Diseases)
Salmonellosis (Salmonella infection)
- Salmonellosis (from Division of Bacterial and Mycotic Diseases)
- Salmonella enteritidis Infection Salmonella typhi infection (see typhoid fever below)
- Safe Food and Water
SARS (Severe Acute Respiratory Syndrome)
Scabies
- Scabies (from Division of Parasitic Diseases)
Schistosomiasis
- Schistosomiasis (from Health Information for International Travel)
- Schistosomiasis (from Division of Parasitic Diseases)
Sexually Transmitted Diseases (STDs)
Also see hepatitis and AIDS/HIV
- Sexually Transmitted Diseases (STDs) (from Health Information for International Travel)
Shigellosis (Shigella infection)
- Shigellosis (from Division of Bacterial and Mycotic Diseases)
- Safe Food and Water
Smallpox
- Smallpox (from Health Information for International Travel)
- Emergency Preparedness and Response: Smallpox
Streptococcus pneumoniae (Pneumococcal) Disease
- Streptococcus pneumoniae (Pneumococcal) Disease (from Health Information for International Travel)
Tickborne Encephalitis
- Tickborne Encephalitis (Spring-Summer Encephalitis) (from Health Information for International Travel)
- CDC Arbovirus Home Page
Tuberculosis (TB)
- Tuberculosis (from Health Information for International Travel)
- Fact Sheet: Tuberculosis Information for International Travelers (from Division of Tuberculosis Elimination)
- CDC-NCHHSTP-Division of Tuberculosis Elimination (DTBE) Homepage
Typhoid fever (Salmonella typhi)
- Typhoid Fever (from Health Information for International Travel)
- Typhoid Fever (from Division of Bacterial and Mycotic Diseases)
- Typhoid Drug Resistance: India, Nepal (Travel Notice, March 22, 2006)
- Safe Food and Water
Vibrio parahaemolyticus
- Vibrio parahaemolyticus infection (from Division of Bacterial and Mycotic Diseases)
Viral Hemorrhagic Fevers
(e.g., Ebola, Lassa, Marburg, Rift Valley)
- Viral Hemorrhagic Fevers (from Health Information for International Travel)
- Viral Hemorrhagic Fevers (subsite, from Division of Viral and Rickettsial Diseases)
West Nile virus
Yellow fever
- Yellow Fever Vaccine Requirements, by Country (from Health Information for International Travel)
- Yellow Fever Disease and Vaccine Information (from Health Information for International Travel)
- CDC Yellow Fever Home Page
- Authorized U.S. yellow fever vaccine centers
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