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Infectious Diseases

Common infectious diseases like the flu and rarer ones like Whipple's disease can be prevented. Learn about them, their symptoms, treatment, and more.
What to Know About Moxatag (amoxicillin)
By Rachael Zimlich, BSN, RN
Pharmacist dispensing penicillin VK
Penicillin VK: Uses, Side Effects, Dosages, Precautions
Medically reviewed by Violetta Shamilova, PharmD
Penicillin G injection
Penicillin G: Uses, Side Effects, Dosages, Precautions
Medically reviewed by Anju Goel, MD, MPH
Woman doctor preparing injection
Ceftriaxone: Uses, Side Effects, Dosages, Precautions
Medically reviewed by Violetta Shamilova, PharmD
pandemic map
Epidemic vs. Pandemic, What Is the Difference Between an Epidemic and Pandemic?
Fact checked by Elaine Hinzey, RD
lymphadenitis
Lymphadenitis: Overview and More
Medically reviewed by Keri Peterson, MD
Scientist working in a cleanroom - stock photo
Candida Auris: Symptoms, Causes, Diagnosis, Treatment
Medically reviewed by Casey Gallagher, MD
Young Boy Receiving an Immunization Needle stock photo
Haemophilus Influenzae Type B: Symptoms, Causes, and Diagnosis
Medically reviewed by Anju Goel, MD, MPH
Epstein–Barr virus
Immunotherapy for Epstein-Barr: A Potential MS Treatment
Medically reviewed by Diana Apetauerova, MD
A woman getting her blood drawn by nurse
How to Know If You Are at Risk for a Coinfection
Medically reviewed by Richard N. Fogoros, MD
Zecke auf einem Blatt
What You Need to Know About Getting a Tick Bite
Medically reviewed by Anju Goel, MD, MPH
Doctor taking child's temperature
Re-Emerging Diseases: Why Some Are Making a Comeback
Medically reviewed by Anju Goel, MD, MPH
illustration of a virus
Communicable vs. Infectious Diseases
Medically reviewed by Andy Miller, MD
Biting mosquitoes.
Beyond Zika: What to Know About Mosquito-Borne Diseases
Medically reviewed by Anju Goel, MD, MPH
Epstein Barr virus
Epstein-Barr Virus Raises Risk of 7 Autoimmune Diseases
Medically reviewed by Anju Goel, MD, MPH
Fly on leaf
Are Flies the Cause of Disease?
Medically reviewed by Anju Goel, MD, MPH
Petri dish containing bacterial culture being examined with inverted light microscope in microbiology lab
Understanding Microbiology
Medically reviewed by Anju Goel, MD, MPH
Man blowing nose
Ways You Could Be Catching Infections
Medically reviewed by Anju Goel, MD, MPH
Anatomy of liver, antero-visceral view.
Understanding How to Keep Yourself Safe Without a Spleen
Medically reviewed by Richard N. Fogoros, MD
penicillin pills
Penicillins: Uses, Side Effects, Dosages, Precautions
Medically reviewed by Anju Goel, MD, MPH
A doctor talking to his patient
Vancomycin Overview and Use
Medically reviewed by Anju Goel, MD, MPH
Hands washing with bar of soap
Evolution and History of Personal Hygiene
Fact checked by Lisa Sullivan, MS
Ebola virus
Ebola (EBV): Overview and More
Medically reviewed by Richard N. Fogoros, MD
Antibiotics
Choosing the Right Antibiotic for Bacterial Infections
Medically reviewed by Andy Miller, MD
E. coli Bacteria
E. Coli: Symptoms, Diagnosis, and Treatment
Medically reviewed by Michael Menna, DO
Man addicted to drugs
Heroin Use and Related Infections
Medically reviewed by Anju Goel, MD, MPH
Cellulitis: Symptoms, Causes, Pictures, and Treatment
Medically reviewed by Andy Miller, MD
elephantiasis
Elephantiasis: Symptoms, Causes, Diagnosis, Treatment
Medically reviewed by Andy Miller, MD
A microscopic image of Klebsiella bacteria (yellow).
Klebsiella Pneumoniae: A Cause of Hospital Infections
Medically reviewed by Andy Miller, MD
Babies
Gram Stain Procedure in Research and Labs
Fact checked by Sheeren Jegtvig
Mosquito bite
Zoonotic Diseases Passed From Animals to Humans
Medically reviewed by Anju Goel, MD, MPH
Healthy care medicine capsule
How Zithromax Is Used as an Antibiotic
Medically reviewed by Violetta Shamilova, PharmD
German measles (Rubella) rash on chest of a child
Rubella: Symptoms, Treatment, Complications
Medically reviewed by Andy Miller, MD
Illustration highlighting infectious people in a crowd
R0 for Determining the Spread of Disease
Medically reviewed by Susan Olender, MD
Ancylostoma hookworm, illustration
Parasite Primer - Find Out About The Different Types
Medically reviewed by Andy Miller, MD
A baby getting his ears checked by a doctor
Hearing Loss in Meningitis
Medically reviewed by Benjamin F. Asher, MD
OCP project employee collecting adult black flies, the vector for river blindness.
River Blindness: Symptoms, Causes, Diagnosis, Treatment
Medically reviewed by Andy Miller, MD
Hookworm
Hookworm: Symptoms, Causes, Diagnosis, and Treatment
Medically reviewed by Andy Miller, MD
Office worker stressed and upset in office
Learn About Stress-Induced Infectious Diseases
Medically reviewed by Susan Olender, MD
Nail Salon Infections
Medically reviewed by Anju Goel, MD, MPH
Scientist illustrating an antibiotic chemical formula
The Treatment of Fighting Infections With Antibiotics
Medically reviewed by Andy Miller, MD
A doctor looking at a dish full of pathogens
Understanding the Different Types of Pathogens
Fact checked by Ashley Hall
Man with stomachache and headache
Protozoa and the Illnesses They Cause
Medically reviewed by Andy Miller, MD
MRSA
What Is a Superbug Infection?
Medically reviewed by Mary Choy, PharmD
Female scientist about to view a human sample under a microscope
Using Cultures for Infectious Disease Diagnosis
Medically reviewed by Anju Goel, MD, MPH
Deer tick on a finger
Babesiosis: Symptoms, Causes, Diagnosis, and Treatment
Medically reviewed by Andy Miller, MD
Guinea worm disease
Guinea Worm Disease: Symptoms, Causes, and Treatment
Medically reviewed by Andy Miller, MD
Doctor holding a newborn baby sick with rubella
Rubella: Symptoms, Causes, Diagnosis, and Treatment
Medically reviewed by Lyndsey Garbi, MD
A person changing the filter on an air conditioner.
Legionnaires’ Disease: Overview and More
Medically reviewed by Anju Goel, MD, MPH
antibiotics
Different Generations of Cephalosporin Medication
Medically reviewed by Violetta Shamilova, PharmD
doctor's office visit during pandemic
Managing Ankylosing Spondylitis During the COVID-19 Pandemic
By Kristen Gasnick, PT, DPT
Woman suffering in bed with a fever and flu like symptoms
COVID Long-Haulers: Overview and More
Medically reviewed by Anju Goel, MD, MPH
merck
Merck COVID-19 Vaccine: What You Need to Know
Medically reviewed by Andy Miller, MD
Novavax
Novavax's COVID-19 Vaccine: What You Need to Know
Medically reviewed by Andy Miller, MD
Coronavirus rendering
COVID-19 (Coronavirus Disease 2019) Timeline
Fact checked by Ashley Hall
Coronavirus (COVID-19)
What is Coronavirus (COVID-19): Symptoms, Diagnosis, and Treatment
Medically reviewed by Andy Miller, MD
intensive care unti
Cytokine Storm: Symptoms, Causes, Diagnosis, and Treatment
Medically reviewed by Anju Goel, MD, MPH
Dexamethasone: Box with pills of Covid-19 immune suppression drug
Dexamethasone: Uses, Side Effects, Dosages, Precautions
Fact checked by Ashley Hall
Prescription and medication
Chloroquine: Uses, Side Effects, Dosages, Precautions
Medically reviewed by Anju Goel, MD, MPH
telehealth
How to Use Telehealth Services During COVID-19
Fact checked by Ashley Hall