700 Children's® – A Blog by Pediatric Experts

Posts About Infectious Disease

Posted by: Christopher Ouellette, MD on Oct 14, 2025

Mosquito bites are more than a nuisance, they can spread viruses like La Crosse, which may cause severe illness in children. Learn where this virus is found, how to recognize symptoms, and what families can do to protect against infection.

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Four smiling children stand in a row, proudly showing their upper arms with bandages after receiving vaccinations. They wear casual clothing and appear confident and happy, promoting a positive message about immunization.
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2025/26 Respiratory Vaccine FAQs for Parents
Flu, COVID-19, and RSV can hit kids hard—but vaccines and antibody shots offer powerful protection. Get answers to parents’ most common questions about the 2025/26 respiratory season and learn how to keep your family healthy.
father and daughter cooking together in a kitchen
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H5 Bird Flu: Everything You Need to Know

Bird flu, or avian flu, is a naturally occurring illness caused by Type A influenza viruses. To minimize the risk of exposure to bird flu, follow these preventive measures recommended by the CDC.

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About this Blog

Pediatric News You Can Use From America’s Largest Pediatric Hospital and Research Center

700 Children’s® features the most current pediatric health care information and research from our pediatric experts – physicians and specialists who have seen it all. Many of them are parents and bring a special understanding to what our patients and families experience. If you have a child – or care for a child – 700 Children’s was created especially for you.

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Latest Posts

child getting their temperature taken

Parechovirus: What is it?

Aug 17, 2022

The CDC recently issued a health advisory to inform clinicians and public health departments that parechovirus is currently circulating in the United States. Read More

what is monkeypox

Monkeypox: What Parents Need to Know

Jul 28, 2022

While we are still dealing with COVID-19, spread of another virus has been detected in the United States. Although monkeypox is uncommon, we need to be informed to protect against infection. Read More

covid vaccine

COVID-19 Vaccines for Young Children

Jun 30, 2022

Children ages 6 months to 5 years can now get COVID-19 vaccinations. Two vaccines received emergency use authorization by the Food and Drug Administration (FDA). Pfizer and Moderna vaccines are available for children 6 months and older. Read More

Recommendations for Long COVID in Children

Practical Recommendations for Long COVID in Children

May 18, 2022

Post-COVID conditions, also called long COVID, long-haul COVID or post-acute COVID-19, occur where someone does not recover as quickly as expected following COVID-19 infection. In some cases, symptoms can last weeks or months, and a child’s typical functioning may be impacted. Read More

Molluscum Contagiosum

Molluscum Contagiosum: What You Need to Know

Apr 19, 2022

Despite its big, scary-sounding name, molluscum contagiosum is a common and relatively harmless skin condition seen in many children. It comes in the form of bumps that range in size from a pinhead to a pencil eraser. Read More

Young lady

HIV Prevention is Possible

Dec 01, 2021

As we are digging ourselves out from the past two years, refocusing on preventative health care should be a priority. Before we can help prevent HIV acquisition in youth, we must understand what HIV is and how it is transmitted.  Read More

child laying with their head on a pillow.

What You Should Know About Long COVID

Sep 20, 2021

Medical providers across the nation are seeing an increase in cases of what is being called long, or long-haul COVID. Here is what you need to know about the condition, which refers to cases with continuing symptoms that last beyond a few weeks. Read More

child laying in a hospital bed with an IV in her arm, wearing a scarf around her head.

Infection Prevention After a Bone Marrow Transplant

Jul 28, 2021

A weak immune system makes a patient more vulnerable to infection and taking away medications early to boost the immune system may help prevent or treat infections, but may also raise the risk of GvHD. Read More