Vaccine-Preventable Diseases

• Measles

  • Measles (IDPH)
  • Measles (MCDH) Webpage

  • Measles (MCDH): [English] [Español]

• Mumps

  • Mumps (IDPH)
  • Mumps (CDC)
  • Mumps (MCDH): [English] [Español]

• Rubella

  • Rubella (IDPH)
  • About Rubella (CDC)
  • Pregnancy and Rubella (CDC)
  • Rubella (MCDH): [English] [Español]

• Pertussis (Whooping Cough)

  • Pertussis (IDPH)
  • Pertussis Fact Sheet for Parents (IDPH)
  • Whooping Cough (Pertussis) (CDC)
  • Pertussis (MCDH): [English] [Español]

• Pneumococcal Disease (Streptococcal pneumoniae)

  • Pneumococcal Disease (IDPH)
  • Pneumococcal Disease (CDC)
  • Pneumococcal Disease in Adults and Vaccines to Prevent It (CDC)

• Tetanus

  • Tetanus (IDPH)
  • About Tetanus (CDC)

• Diphtheria

  • Diphtheria (IDPH)
  • Respiratory Diphtheria Fact Sheet (IDPH)
  • About Diphtheria (CDC)
  • Diphtheria Vaccine Recommendations (CDC)

• Varicella (Chickenpox)

  • Chicken Pox (Varicella) (IDPH)
  • Chickenpox (Varicella) (CDC)
  • Varicella (MCDH): [English] [Español]

• Bacterial Meningitis (streptococcus pneumoniae, Neisseria meningitides)

  • Meningitis (IDPH)
  • Meningococcal Disease (IDPH)
  • Meningococcal Disease: What Parents and Students Need to Know (IDPH)
  • About Bacterial Meningitis (CDC)
  • About Meningococcal Disease (Neisseria meningitidis) (CDC)

• Hepatitis B

  • Hepatitis B (CDC)
  • Clinical Overview of Perinatal Hepatitis (CDC)

• Hepatitis A

  • Hepatitis A (IDPH)
  • Hepatitis A (CDC)
  • Hepatitis A (MCDH): [English] [Español]
  • Hepatitis A (for sensitive occupations) (MCDH): [English] [Español]
  • MCDH Immunization Clinics

Enteric Diseases

Foodborne Illness and Recalls (MCDH Environmental Health)

• Campylobacter

  • Campylobacter Infection (Campylobacteriosis) (CDC)
  • Campylobacter (WHO)
  • Campylobacteriosis (MCDH): [English] [Español]

• Cryptosporidium

  • Cryptosporidiosis (IDPH)
  • Cryptosporidiosis Overview and Prevention Fact Sheet (IDPH)
  • Cryptosporidium ("Crypto") Infections (CDC)
  • Infectious Diseases: Keep Cryptosporidium Out of the Pool (Mayo Clinic, 2018)

• Cyclospora

  • Cyclospora (IDPH)
  • Cyclospora Overview and Prevention Fact Sheet (IDPH)
  • Preventing Cyclosporiasis (CDC)
  • Cyclospora (MCDH): [English] [Español]

• Listeria

  • Listeriosis (IDPH)
  • Listeriosis Overview and Prevention Fact Sheet (IDPH)
  • Listeria Infection (Listeriosis) (CDC)
  • Listeria (MCDH): [English] [Español]
  • Listeria (for high-risk individuals) (MCDH): [English] [Español]

• Salmonella

  • Salmonella (IDPH)
  • Salmonella Overview and Prevention Fact Sheet (IDPH)
  • Salmonella Infection (Salmonellosis) (CDC)
  • Backyard Poultry (CDC)
  • Reptiles and Amphibians (CDC)
  • Salmonella and Eggs (FoodSafety.gov)
  • Salmonella (MCDH): [English] [Español]

• Shigellosis

  • Shigellosis (IDPH)
  • Shigellosis Overview and Prevention Fact Sheet (IDPH)
  • About Shigella Infection (CDC)
  • Prevention Shigella Infection Among Food Service Workers & Managers (CDC) (English / Spanish)
  • Shigellosis (MCDH): [English] [Español]

• Escherichia coli (E. coli)

  • E. coli (IDPH)
  • E. coli Food Safety (IDPH)
  • About Escherichia coli Infection (CDC)

• Shiga-Toxin Producing E. coli

  • Shiga toxin-producing E. coli (STEC) (IDPH)
  • Shiga toxin-producing E. coli (STEC) Overview and Prevention Fact Sheet (IDPH)
  • Kinds of E. coli (CDC)
  • Signs of Hemolytic Uremic Syndrome (CDC)
  • Shiga toxin-producing E. coli (STEC) (MCDH): [English] [Español]

• Vibrio

  • About Vibrio Infection (CDC)
  • Preventing Vibrio Infection (CDC)
  • Vibrio and Oysters (CDC)
  • Vibriosis (MCDH): [English] [Español]

Acute Gastroenteritis (AGE) 

• Norovirus

  • Noroviruses (IDPH)
  • Norovirus (Stomach Bug) Facts for Parents (IDPH)
  • About Norovirus (CDC)
  • How to Prevent Norovirus (CDC)
  • Norovirus: Facts for Food Workers (CDC) (English / Spanish)
  • How Norovirus Spreads (CDC)
  • Noroviruses Fact Sheet (OSHA)
  • Norovirus (MCDH): [English] [Español]

Vector-Borne Diseases

• Tick-Borne Diseases

  Illinois Tickborne Disease Dashboard
  Tick Bite: What to Do (IDPH)
  Protect Yourself this Hunting Season (CDC)
  EPA Repellents: Protection against Mosquitoes, Ticks and Other Arthropods
  Tick Identification and/or Testing Services (MCDH)

  • Lyme Disease

    • Lyme Disease (IDPH)
    • Ticks and Lyme Disease (MCDH Environmental Health)

    • Deer Ticks & Lyme Disease Brochure (MCDH Environmental Health)

  • Anaplasmosis

    • Anaplasmosis (IDPH)

    • About Anaplasmosis (CDC)

  • Babesiosis

    • Babesiosis (IDPH)

    • About Babesiosis (CDC)

  • Ehrlichiosis

    • Ehrlichiosis (IDPH)

    • About Ehrlichiosis (CDC)

  • Rocky Mountain Spotted Fever

    • Rocky Mountain Spotted Fever (IDPH)

    • About Rocky Mountain Spotted Fever (CDC)

  • Tularemia

    • Tularemia (IDPH)

    • About Tularemia (CDC)

  • Powassan Virus

    • News Release: IDPH Reminds Illinois Residents to Take Precautions Against Tick Bites (IDPH, September 2025)
    • About Powassan (CDC)

• Arboviruses

  EPA Repellents: Protection against Mosquitoes, Ticks and Other Arthropods

  • Dengue Fever

    • About Dengue (CDC)
    • Data and Statistics on Dengue in the United States (CDC)
    • Areas with Risk of Dengue (CDC)
    • Preventing Dengue (CDC)

  • West Nile

    • About West Nile (CDC)
    • Preventing West Nile (CDC)
    • Mosquitoes and West Nile Virus (MCDH Environmental Health)
    • West Nile Virus Fact Sheet (MCDH Environmental) (English & Spanish)
      
      

  • Zika

    • Zika Information Center (IDPH)
    • Zika Virus and Pregnancy (ACOG) (English / Spanish)
    • Preventing Zika (CDC)
    • Zika Virus: Recommendations for Travelers and People Living Abroad (CDC)
    • Zika Virus: Countries and Territories at Risk for Zika (CDC)
    • Zika Virus Disease (WHO)
      
      

  • Malaria

    • About Malaria (CDC)
    • Preventing Malaria While Traveling (CDC)
    • Malaria (WHO)
      
      

• Fleas

  • Murine Typhus

    • About Murine Typhus (CDC)
    • Flea-borne Typhus – What You Need to Know (CDC) (English / Spanish)
    • Fleas and Disease (IDPH)

Scabies

• Scabies (IDPH)
• About Scabies (CDC)
• Scabies Fact Sheet (CDC)
• Scabies: A Very Itchy But Curable Rash (healthychildren.org)
• Scabies (MCDH): [English] [Español]

MDRO / HAI

Healthcare-Associated Infections (HAIs) & Antimicrobial Resistance (AR) Prevention Program (IDPH)

• Candida auris

  • Candida auris (C. auris) (IDPH)
  • Candida auris FAQs (IDPH)

• MRSA

  • MRSA (IDPH)
  • MRSA Basics (CDC)
  • Preventing MRSA (CDC)
  • Schools and Daycares: MRSA Prevention and Response (CDC)
  • Athletic Facilities: MRSA Prevention and Control (CDC)
  • MRSA Sports Fact Sheet (CDC)
  • MRSA Fact Sheet (CDC)
  • Personal Prevention of MRSA Skin Infections (CDC)
  • MRSA Symptoms & Treatment (CDC)

Perinatal Hepatitis B

• Perinatal Hepatitis B (MCDH)
• Hepatitis B Immune Globulin (HBIG): What Parents Need to Know (CDC)

Rabies

• What is Rabies? (IDPH)
• Rabies Surveillance Map & Statistics (IDPH)
• Last Rabid Dog Map by County 2024 (IDPH)
• Last Rabid Cat Map by County 2024 (IDPH)
• Breaking up a Dog Fight Infographic (IDPH)
• Prevent Animal Bites & Scratches! Infographic (IDPH)
• Rabies Prevention and Control (CDC)
• Preventing Rabies from Bats (CDC)
• Wildlife Removal Service Resources (MCDH Animal Control)
• Animal Exposure Investigations (MCDH Animal Control)
• What Should I know about Animal Bites? (MCDH Animal Control)
• Bat Encounters… What to Know (MCDH Animal Control)

Respiratory Illnesses

Masks and Respiratory Viruses Prevention (CDC)
About Physical Distancing and Respiratory Viruses (CDC)
Preventing Spread of Respiratory Viruses When You're Sick (CDC)
Seasonal Respiratory Illness Dashboard (IDPH)
Respiratory Illness (MCDH)
Respiratory Surveillance & Summary of Illness Dashboard (MCDH)

• COVID-19

  • Coronavirus Disease 2019 (COVID-19) (IDPH)
  • How to Protect Yourself and Others (CDC)
  • People with Certain Medical Conditions and COVID-19 Risk Factors (CDC)
  • Underlying Conditions and the Higher Risk for Severe COVID-19 (CDC)
  • Testing for COVID-19 (CDC)
  • Surveillance and Data Analytics (CDC)
  • Staying Up to Date with COVID-19 Vaccines (CDC)
  • News Release: ACIP Recommends COVID-19 Immunization Based on Individual Decision-making – (HHS, September 19, 2025)

• Influenza

  • Influenza (Flu) (IDPH)
  • Influenza Vaccination Coverage Dashboard (IDPH)
  • 2025-2026 Flu Season (CDC)
  • Flu: What To Do If You Get Sick (CDC)
  • Treating Flu with Antiviral Drugs (CDC)
  • Benefits of the Flu Vaccine (CDC)
  • Influenza in Pregnancy: Prevention and Treatment (ACOG)

• RSV

  • Respiratory Syncytial Virus (RSV) (IDPH)
  • Respiratory Syncytial Virus (RSV) Fact Sheet for Parents (IDPH)
  • About RSV (CDC)
  • RSV Vaccines (CDC)
  • Maternal RSV Vaccination FAQ (ACOG)
  • Pregnant? Top 3 Reasons Why You Need the RSV Vaccine (ACOG) (English / Spanish)
  • Protecting Your Baby from RSV (ACOG) (English / Spanish)

• Tuberculosis

  • Tuberculosis (MCDH)

Sexually Transmitted Infections (STIs)

• Sexually Transmitted Infections (MCDH)