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Infectious Diseases: Most Popular Articles

These articles are the most popular over the last month.
The 10 Best Ways to Prevent Infectious Diseases
What's the best way to prevent you and your loved ones from getting sick from infectious microbes? Look beyond the obvious and learn some important tips for staying healthy.
How Kissing Can Spread Infectious Diseases
Mononucleosis, or nono, is known as the “kissing disease,” but did you know that there are several infectious diseases that can be spread through kissing and saliva?
Hand, Foot, and Mouth Disease
Hand, Foot, and Mouth Disease is a common childhood infection associated with outbreaks in child care settings. It is usually caused by Coxsackie virus or Enterovirus 71. Learn about its symptoms, diagnosis, treatment, and prevention of the disease
What You Should Know About Ebola
Ebola is a viral hemorrhagic fever, currently spreading in West Africa. It is spread through direct contact with a person (or their body fluids) who is ill with Ebola. Before a patient has symptoms from Ebola, they cannot transmit the infection.
Ringworm Fungal Infections of the Skin
Find out more about ringworm fungal infections of the skin. Learn about its symptoms, diagnosis, treatment, and prevention.
Is It Safe to Eat Raw Fish?
What are the infectious disease risks associated with eating sushi? Read about parasites and other microbial infections associated with raw or undercooked fish.
How do healthcare workers protect themselves...
Healthcare workers have to follow strict protocols for using PPE (Personal Protective Equipment) to avoid accidental exposures.
Do You Get Sick Often? Why You May Be...
Glossary definition of immunocompromised
What’s the Difference Between Tuberculosi...
Latent tuberculosis or TB is an infection that is not symptomatic or contagious. What causes latent tuberculosis? How do you know if you have it? What precautions should you take if you have it?
Epidemiology 101: Outbreak Investigation
What exactly is an outbreak, and why is it important to investigate it? What do epidemiologists do when investigating an outbreak?
Can you treat Ebola?
Next steps to understanding Ebola. There's only untested treatments for Ebola. The new names in treatment are: ZMapp, Tekmira, Brincidofovir, Favipiravir, and Biocryst.
Can Clostridium Difficile Cause Colitis?
Clostridium difficile bacterial disease is on the rise, causing more and more cases of hospital-borne infection. Find out the symptoms of Clostridium difficile colitis and how to treat and prevent infection. Read more about Toxins A and B of Clostridium difficile and how they contribute to the disease.
Everything You Need to Know About a Sore Throat
Sore throats are usually caused by infectious microbes. Find out how sore throats occur and which microbes are commonly implicated in infections that cause sore throats
Evolution of Personal Hygiene
Did you know that people did not always wash their hands before eating or after going to the bathroom? How was the importance of clean water discovered? What kind of impact did invention of the flush toilet make on society? Find out how personal hygiene evolved from the mid-19th century to the daily practices we use today.
Are Pickles and Smoked Salmon Really Good for...
Preserving food with salt is an ancient human practice that dates back before written records. Beef jerky, pickles, and smoked salmon are all examples of common foods that are preserved using salt. But are salty foods really safer to eat?
How Do You Know You Have Tuberculosis?
Active Tuberculosis or TB is a deadly disease that is on the rise in the U.S. Find out what causes active TB, what its symptoms are, and what treatment options are available
Everything You Need to Know About Strep Throat
Strep throat is a common kids' infection that is more prevalent in the winter and spring months. Find out about its symptoms, treatment options, prevention methods, and complications associated with the diseases.
Can You Get Sick From Cow's Milk?
It's a staple in most households, but do you know the infectious disease risks associated with milk and other dairy products? Why is pasteurization important? How do you prevent milk-borne diseases?
Why Is Mono Nicknamed the Kissing Disease?
Mono or Mononucleosis is sometimes called the Kissing Disease because it is common among young adults and teenagers and spread through saliva. Find out more about symptoms of Mono and how to treat the disease.
Can You Get Cholera From Drinking Water?
Find out about symptoms, treatment, and prevention of cholera, caused by the bacteria, Vibrio cholera. Learn about the epidemiology of this common epidemic and tips for travelers on preventing infection.
Definition of Protozoa
Glossary definition of protozoa. Infectious Diseases.
Is It Strep Throat or Just a Cold?
How do you know if you have strep throat or just a sore throat from a cold? Find out how to distinguish if it is strep throat and find out what your doctor will look for.
What Can Cytomegalovirus Mean for Your Unborn...
Cytomegalovirus, or CMV, is the largest of all viruses and infects most people some time in their life. Most infections are harmless, but transmission of the virus from pregnant women to their fetuses can cause permanent disabilities.
Definition of Pathogen
Glossary definition of pathogen. Infectious Diseases.
Alright, What Does Ebola Actually Do?
Ebola has captured headlines. What does it actually do to those it infects?
What You Need to Know About Enterovirus D68
As parents have learned in the Midwest and South, this common disease can have serious symptoms, especially strain Enterovirus-D68 - EV-D68.
Can Infections During Pregnancy Pose a Risk to...
Serious birth defects and even fetal death can occur following some infections in pregnant women. Find out which infectious diseases can lead to long-term defects and whether or not you should be tested for them.
Is Tuberculosis Still a Worldwide Epidemic?
Tuberculosis, or TB, also known as consumption, is a worldwide epidemic that is on the rise in the U.S. Find out about its symptoms, diagnosis, treatment, prognosis, and prevention.
Diarrhea Got You Down In the Dumps? How to...
Diarrheal diseases are a significant cause of sickness and death throughout the world. Read more about the different kinds of diarrhea and the kinds of microbes that cause these infections. Get tips on treatment and prevention of diarrhea.
Profile of Typhoid Fever Caused by Salmonella...
Find out symptoms and treatment of Typhoid Fever. Learn how Salmonella Typhi causes Typhoid Fever and how to avoid getting it.
Disproving the Myths of Milk Pasteurization
Pasteurization of milk is an important process that limits the spread of milk-borne infectious diseases. Learn more about the different processes used for pasteurization. Find out the truth about pasteurized vs. raw milk.
Community-Acquired Methicillin-Resistant Staph...
CA-MRSA, or community-associated methicillin-resistant Staphylococcus aureus, has been a growing concern among athletes, students, and military recruits. Find out some important facts about the MRSA superbug and how you can avoid CA-MRSA infections.
4 Infections Contact Lenses Put You at Risk For
A pair of ghoulish white eyes may seem perfect for a Halloween costume, but contact lenses can lead to a serious eye infection if not used correctly.
Definition of Microbiology
Glossary definition of microbiology
Cold Sores Caused by Herpes Virus
Cold sores are caused by Herpes Simplex Virus Type 1 (HSV-1). Find out about symptoms, prevention, and treatment of cold sores and oral herpes infections
6 Ways to Tell if You Have Strep Throat
What is strep throat? What are its symptoms? How is it diagnosed and treated? Why do I need to take all of the antibiotics if I'm already feeling better? Find out answers to these questions and more.
How to Choose the Right Antibiotics for...
With so many different kinds of antibiotics available, how does your health care provider know which to prescribe? Find out what your doctor needs to know before choosing the right antibiotic.
Jock Itch Profile
Jock Itch, or ringworm of the groin, is a fungal infection that affects the groin and inner thighs. Find out more about its symptoms, diagnosis, treatment, and prevention.
The 5 Biggest Myths About Ebola, Busted
Ebola has spread in West Africa, alarmingly, but it is no more contagious than many other diseases.
The Aches and Pains of Chikungunya
Chikungunya has spread in the Caribbean and has now been found in Florida and Texas. The disease can cause joints to be painful for months.
Bloody Diarrhea, or Hemorrhagic Colitis, Caused...
E. coli O157:H7 is a common cause of foodborne outbreaks. It has been associated with hamburger, apple juice, and unpasteurized dairy products. It causes a disease called hemorrhagic colitis, characterized by bloody diarrhea. Find out more about symptoms, treatment, and prevention of E. coli O157:H7 infections.
6 Terrifying Parasites that Humans Can Get
Halloween is a time of ghoulish, creepie-crawlies. Medicine has its own: Loa Loa eye worms, Cutaneous Larva Migrans under our skin, and Myiasis larvae.
How Stress Increases Your Risk of Disease
Can stress really increase your likelihood of getting sick? How does stress impact your immune system? Which infections are you more prone to getting when stressed? What can you do about it?
What Is Salmonella and How Can You Avoid It?
Salmonella seems to be making its way into the news more and more each year, but is it something we should be worried about? Find out which kinds of diseases are caused by Salmonella and how to avoid getting it.
Seasonality of Winter Viruses
If seasonal illnesses are caused by viruses and other microbes, how does one explain the phenomena of the cold being associated with getting sick more frequently? It turns out there may be some truth to this old wives' tale after all.
Good Bacteria and Bad Bacteria: Learn the...
We carry probably 10 times more bacteria than human cells in our bodies. We are just beginning to understand the effects of these microorganisms and probiotics.
Diagnosis of an Infection: Microbial Cultures
Infectious diseases often require diagnosis using a culture of a sample from the infected site. What is a culture, and how is it used to diagnose an infection?
Kitchen and Food Safety
Good hygienic cooking and food preparation practices in your kitchen are essential for limiting the possible spread of foodborne infectious diseases.
Strep Throat Diagnosis
Strep throat is diagnosed by clinical symptoms, throat cultures, and rapid antigen detection tests. Find out how each of these diagnostic measures are conducted.
E. coli O157:H7
What is E. coli? Are all strains of E. coli dangerous? What are its symptoms? Where do you get it? How do you prevent disease?
Chicken-what? The spread of Chikungunya worldwide
Chikungunya is a viral infection causing joint pain and fevers spread by mosquitoes. A bite by a mosquito in Florida or Texas could possibly spread the disease.
Mumps
Mumps is a viral disease characterized by “chipmunk cheeks”. It is preventable with the MMR vaccination. Find out more about symptoms, diagnosis, treatment, and prevention of Mumps
The answer to Ebola is a lot of hard work
Drugs and Vaccines may not reach the thousands affected by Ebola in West Africa. How do we control the epidemic and treat patients without them?
Healthcare-Acquired Methicillin-Resistant...
Hospital-acquired or healthcare-associated methicillin-resistant Staphylococcus aureus, or HA-MRSA, comprises a large proportion of MRSA infections in the US. Find out more about symptoms of MRSA associated with hospital settings, treatment options, and tips for prevention
What Every Parent Should Know About Pertussis
Learn about symptoms, diagnosis, treatment, and prevention of Whooping Cough, also known as Pertussis, caused by the bacteria Bordatella pertussis.
Ear Infections – Otitis Media
Ear infections, or otitis media, are a common childhood infection, afflicting most infants and small children. Find out what are ear infections, and their symptoms, diagnosis, prognosis, treatment, and prevention.
Why do you need an Influenza Vaccine this year?
There's more to influenza vaccines than we think - multiple vaccines, multiple strains, multiple brands. Find out more:
Can You Get an Infection from a Hospital or...
Glossary definition of nosocomial infection
How to Recover from Diarrhoea with 3 Simple...
Dehydration is a main cause of concern when it comes to diarrheal disease in small children. Here's a easy and cheap recipe for oral rehydration therapy.
Definition of Gram Stain
Glossary definition of gram stain
Anisakiasis
Scared of sushi? The Anisakis worm is a parasite that can cause nasty infections in humans who enjoy eating raw fish.
Lyme Disease
Lyme disease is spread through tick bites. Learn about its symptoms, diagnosis, treatment, and prevention.
Cruises Got You Cruising to the Bathroom?
Commonly associated with cruise ships, Norovirus, also known as Norwalk or Norwalk-like virus, is a major cause of diarrheal disease, commonly referred to as the stomach flu. Find out more about the symptoms, treatment, and prevention of norovirus.
Invasive Candidiasis - Systemic Candida Fungal...
Profile of Invasive Candidiasis that causes a systemic fungal infection. Symptoms, diagnosis, and treatment.
Definition of Superbug
Glossary definition of Superbug. Infectious Diseases.
Definition of Virulence
Glossary definition of virulence
Swine Flu FAQs
FAQs about swine flu from Harvard Medical School
Toxoplasmosis Congenital Disease
Toxoplasmosis, caused by Toxoplasma gondii, can cause a nasty congenital infection in fetuses. The infection is transmitted from cat or kitten feces to pregnant women to their unborn babies. Find out about the symptoms, diagnosis, treatment, and prevention of Toxoplasmosis.
What You Need to Know About Botulism
Botulism, caused by ingestion of Clostridium botulinum or its toxin, can be deadly for its victims. Find out more about symptoms, treatment, and prevention of this disease.
Thrush
Profile of Thrush caused by Candida fungi. Symptoms, diagnosis, and treatment.
Measles
Measles, also known as Rubeola, is a leading cause of death of young children worldwide, despite the availability of an inexpensive and effective MMR vaccine. Find out about symptoms, diagnosis, and prevention of measles.
The MMR Vaccine: Measles, Mumps, and Rubella
The MMR vaccine is a combination vaccine made up of three live, attenuated viruses, Measles, Mumps, and Rubella. Find out more about the MMR vaccine and who should or should not receive it. Learn about its safety and effectiveness against these three childhood viruses.
Disease-Free Daycares
Daycare centers don't have to be germ centers. Find out why child care centers and preschools are common sources of infectious diseases. Learn some tips for keeping your child's daycare center free of nasty germs and infections
Common Kids’ Infections (0 to 12 years)
Get quick summaries of common infectious diseases in kids (ages 0 to 12 years) and how to diagnose, treat, and prevent them.
Athlete's Foot
Athlete's foot, also known as ringworm of the foot, is a fungal infection that causes itchy, scaly skin between the toes. Learn about its symptoms, treatment, diagnosis, and tips for preventing athlete's foot.
Food Poisoning: Staphylococcus aureus in Food
Explosive vomiting and tummy troubles after the school picnic? Sounds like Staphylococcus aureus food poisoning. Find out what foods are commonly contaminated with Staph and whether or not you should be worried.
Dengue, there's a reason it's called Break-bone...
Dengue Fever has spread into new areas and reached the US. The mosquitoes that could potentially carry dengue are found as north as Chicago and New York.
What Is Listeriosis?
What is Listeria, and how do I avoid getting it? Who should avoid eating soft cheeses and deli meats? Is my fetus at risk?
Another virus out there, MERS
A virus in the Middle East has been worrying some doctors. This time it's from Camels. Yes, Camels.
Definition of Zoonotic Disease
Glossary Definition of zoonotic disease
Antibiotics
What are antibiotics? Where do they come from? How do they work?
Rubella Congenital Disease Profile
Rubella, or German measles, causes a congenital disease that can result in spontaneous abortion, prematurity, and severe birth defects. Find out more about symptoms, diagnosis, treatment, and prevention of rubella.
Definition of Bacteria
Glossary definition of bacteria. Infectious Diseases.
Campylobacter and Campylobacteriosis Foodborne...
Campylobacter jejuni causes a food-borne diarrheal disease after eating contaminated milk or poultry. Find out symptoms of Campylobacter infections and how to limit the risk for disease.
Yeast Infections
Profile of yeast infections caused by candida. Symptoms, diagnosis, and treatment.
The Truth About Daycares
Find out the truth about daycare-associated infections and what causes them. Did you know there are even some health-related benefits for children who attend daycare centers and preschools? Keep reading to find out more!
Rotavirus Diarrheal Disease
Rotavirus is the leading cause of severe dehydrating diarrhea in small children both in the United States and worldwide. Read more about symptoms, diagnosis, treatment and prevention of rotavirus.
Bird Flu Infections in Humans
Bird Flu or Avian Influenza has been in recent news. Find out more about what it is, its symptoms, methods of treatment, and how to prevent bird flu.
Some diseases spread, some don't. How to know...
Some diseases spread like wildfire; some don't. Find out how epidemiologists know one from the other.
What is Salmonellosis?
Salmonella is a major cause of food-borne outbreaks in the United States. Find out what it is, how it causes disease and how to prevent and treat it.
Can a cat scratch be dangerous?
Cats can be cute - but they bring home more than mice. Scratches and bites can cause infections, from cat-scratch disease to MRSA bacteria to rabies.
Infections from Microbes in Contaminated Foods
Many infectious diseases occur when consuming foods contaminated with viruses, bacteria, and other microbes. Find out how these microbes make you sick and what you can do to prevent disease.
Superbugs on the Rise
Superbugs are bacteria that are resistant to multiple kinds of antibiotics, making treatment a challenge. Find out which strains of bacteria are becoming superbugs and are becoming public health issues.
Definition of Congenital Defect
Glossary definition of Congenital Defect
Definition of Fungi
Glossary definition of fungi. Infectious Diseases.
Getting Rid of Superbugs
The emergence of superbugs is a huge public health issue, but can potentially be solved with proper use of antibiotics. Find out how we can help fix the super bug problem
Rats, Mosquitoes, and Snakes, Oh My!
Hurricane Ike devastated the city of Galveston, Texas on the morning of September 13th, 2008. In its aftermath, returning residents to Galveston are finding themselves amidst swarms of rotting herd animals, mosquitoes, rats, and snakes. To top it off, there is limited drinking water, electricity, and medical care. What are the infectious disease risks associated with the aftermath of Hurricane Ike, and what can the residents of Galveston do about it? How can we help?
Definition of Lymphatic System
Glossary definition of Lymphatic System
Rotavirus Vaccine Radar
The Rotateq vaccine is a promising new vaccine for rotavirus infection that leads to severe diarrhea in small children. Find out how well it works and how safe it is.
Shigella and Shigellosis Foodborne Disease
Shigella is an infectious food-borne bacteria that can cause severe diarrhea, known as dysentery or Shigellosis. Find out symptoms of Shigella infections and how to treat and prevent disease.
What is the risk of Meningococcal Meningitis...
It strikes college students and infants suddenly - but rarely. It's a disease of kissing and close contact. What is meningococcal disease?
Definition of Pandemic
Glossary definition of pandemic. Infectious Diseases.
The Threat of Methicillin-Resistant Staphylococ...
Infections from methicillin-resistant Staphylococcus aureus, also known as the MRSA superbug, have been increasing over the past decade. Find out what the MRSA superbug is and why it's a problem. Learn about symptoms of different kinds of MRSA, treatment options, and tips for prevention.
How Infectious Diseases Cause Cancer
Infectious diseases are responsible for up to 30% of all cancers worldwide. Find out how microbes cause cancer.
Watch Out for Superbugs!
What are superbugs and where do they come from?
Swine Flu Infections in Humans
Swine Influenza has been in recent news. Find out more about what it is, its symptoms, methods of treatment, and how to prevent swineflu.
Look what else the cat dragged in
Cats are awfully cute, but sometimes they spread human infections - anything from ringworm to salmonella to toxoplasmosis to latent tuberculosis (TB). Luckily, this is rare.
To everything there is a season. Infections are...
Every season has its disease. Back-to-school brings home bugs. There are wintertime colds, fall asthma, spring allergies, and summertime mosquitoes.
The 5 Biggest Myths About Antibiotics
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9 Tips for Preventing Infection in the Hospital
We can prevent infections in the hospital. With a few simple tips to cut back on nosocomial infections like C Diff (Clostridium difficile) and antibiotic resistant infections like MRSA.
What causes Salmonella to spread?
Apparently Bearded Dragons, Dog Food, hedgehogs, and almond butter have this in common...they've been spreading Salmonella in the US.
Coccidioidomycosis, disease of dust and drought
Coccidioidomycosis is a fungal infection that can cause pneumonia and in rare cases more serious illness. The disease can be spread by dust and drought, even earthquakes.
Definition of Opportunistic Infection
Glossary definition of opportunistic infection
Penny-Pinching Pills and Prevention Tips
Economic woes got you down? Times of financial stress can make you more prone to infections. Find out some quick and easy ways you can save money and stay free of infections.
Common Travel-Related Infections
See below for quick summaries of some common travel-related infections and tips on how to diagnose, treat, and avoid them.
Are any other viruses like Ebola out there?
Ebola has grabbed the headlines. There are actually other Viral Hemorrhagic Fevers. They just happen to be rare - Lassa, Marburg, Yellow Fever, Hantavirus, even Dengue.
7 Ways to Stay Healthy While Traveling
Getting sick while traveling is a huge inconvenience, especially since you lack the comforts of home. Get tips on how to stay healthy when traveling
Definition of Virus
Glossary definition of virus. Infectious Diseases.
Swine Flu FAQs, Part 2
More swine flu FAQs from Harvard Medical School. Page 2.
Bird Flu - FAQs
What is Bird Flu? What are its symptoms? Am I at risk for getting it? Are there treatments available for bird flu? Get the facts on bird flu and why it's a problem.
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