Back-to-school sickness refers to the familiar surge in common illnesses that children often experience during the first weeks of a new school year. Experts from OU Health who spoke with KFOR’s Rise & Shine program explained that these infections are usually viral and can be managed with consistent prevention habits and knowing when to keep a child home.
Key Takeaways
- Frequent hand washing and proper hygiene are the most effective ways to reduce the spread of classroom germs.
- Vaccinations, including the annual flu shot, remain a cornerstone of back-to-school illness prevention.
- Good sleep schedules, balanced nutrition, and physical activity help strengthen children’s immune systems.
- Most mild viral illnesses do not require a doctor visit; rest and hydration are usually enough.
Why Illnesses Spike When School Starts
When children gather in classrooms, they share close spaces, surfaces, and often direct contact. According to the OU Health discussion on KFOR, this environment makes it easy for respiratory viruses like the common cold, influenza, and COVID-19 to spread. Stomach bugs such as norovirus also circulate quickly through schools. Children who are newly exposed to large groups may have fewer built-up defenses, leading to more frequent infections in younger grades.
Common Back-to-School Illnesses
The primary culprits include the common cold, influenza, strep throat, and gastroenteritis. Cold symptoms typically involve a runny nose, cough, and mild fever. Influenza tends to come on suddenly with high fever, body aches, and fatigue. Strep throat often causes a sore throat without cold symptoms, sometimes with a fever. Stomach bugs lead to vomiting and diarrhea, which can be highly contagious in school settings. The OU Health experts emphasized that while most of these illnesses resolve on their own, parents should watch for warning signs that require medical attention.
Prevention Strategies That Work
Prevention starts at home. The KFOR segment pointed out that teaching children to wash their hands with soap for at least 20 seconds, especially after using the bathroom and before eating, can significantly reduce germ transmission. Using hand sanitizer when soap is not available is another good habit. Keeping children up to date on vaccines, including the flu shot, is also key. The experts also recommended ensuring kids get enough sleep, eat fruits and vegetables, and stay active to support their immune systems.
When Should You Keep a Child Home?
Deciding whether to send a child to school can be tricky. The OU Health experts advised that children should stay home if they have a fever of 100.4 degrees Fahrenheit or higher, are vomiting, have diarrhea, or are too uncomfortable to participate in normal activities. Most schools require a child to be fever free without fever-reducing medication for 24 hours before returning. For persistent cough, runny nose, or mild symptoms, it is often safe to send them if they feel well enough to learn. Checking with the school’s illness policy is always a good idea.
When to See a Doctor
Most back-to-school illnesses are mild and do not require a doctor visit. However, the KFOR segment noted that parents should seek medical advice if a child has a fever lasting more than three days, shows signs of dehydration (such as dry mouth, no tears, or reduced urination), has difficulty breathing, or complains of severe pain. For strep throat, a rapid test and antibiotics may be needed. The experts also reminded parents that telemedicine can be a convenient option for non emergency concerns.
Frequently Asked Questions
Can my child go to school with a mild cold?
Yes, if the child has a mild runny nose or occasional cough without fever and is able to participate in learning, sending them to school is generally fine. The OU Health experts emphasized that most schools allow children with mild symptoms to attend as long as they are comfortable. However, if the child is unusually tired or cranky, it is better to keep them home to rest.
How long should I wait after a fever before my child goes back to school?
The OU Health experts recommended that a child should be fever free for 24 hours without the use of fever reducing medication before returning to school. This rule helps ensure the child is no longer contagious and can handle a full day of classes. Always check your school district’s specific guidelines as well.
Is it normal for my child to get sick multiple times in the first month of school?
Yes, it is common, especially for younger children who have not built up immunity to many viruses. The OU Health experts noted that children can catch six to eight colds or other respiratory infections per year, and many of these occur in the first few weeks of school. As long as symptoms are mild and the child recovers fully between illnesses, there is usually no cause for concern.
This is an original report by Vital Signs Today, informed by reporting from Google News. Read the original source.
This article is for information only and is not medical advice. See our Medical Disclaimer.


