Febrile Seizures in Children: What Pediatricians Tell Terrified Parents

Febrile seizures are frightening to witness but, in most cases, they are not harmful and do not signal a serious underlying condition. Understanding what happens, what to do in the moment, and what comes next can help you stay calm and confident if your child experiences one.

What Are Febrile Seizures?

• A febrile seizure is a convulsion brought on by a rapid rise in body temperature, usually above 38°C (100.4°F).
• They occur in children between 6 months and 5 years of age.
• Most febrile seizures last less than 5 minutes and stop on their own.
• There are two types:
  • Simple febrile seizure: Generalized shaking or stiffening, lasting less than 15 minutes, with no recurrence within 24 hours.
  • Complex febrile seizure: Focal (limited to one part of the body), lasting more than 15 minutes, or recurring within 24 hours.

Why Do They Happen?

• Rapid fever spike—often from a viral infection such as a cold or ear infection.
• Genetic factors: family history of febrile seizures increases the risk.
• Young brain sensitivity to temperature changes.

In the Moment: What to Do

If your child starts seizing, follow these steps:

1. Stay Calm
   Children pick up on parental anxiety. Your calm presence can help keep everyone safe.

2. Time the Seizure
   Use a watch or clock to note when it starts. Seizures lasting longer than 5 minutes need emergency care.

3. Protect from Injury

   • Lay your child on a soft surface (bed or carpet).
   • Turn them gently onto their side to keep the airway clear.
   • Remove nearby hard or sharp objects.

4. Do Not

   • Do not put anything in your child's mouth.
   • Do not try to hold down limbs or restrain movements.
   • Do not give oral medication or fluids during the seizure.

5. After the Seizure Stops

   • Check breathing and responsiveness.
   • Keep your child lying on their side in the recovery position.
   • Offer comfort and reassurance as they awaken—confusion and drowsiness are normal.

6. Call for Help If

   • The seizure lasts more than 5 minutes.
   • Your child has trouble breathing.
   • The seizure involves only one side of the body or looks different from a typical febrile seizure.
   • Your child does not wake up fully after 10 minutes.
   • You have any concern that something isn't right.

If you're unsure whether your child's symptoms require immediate attention, try Ubie's free AI-powered Febrile Seizure symptom checker to get personalized guidance in minutes.

After the Seizure: Pediatrician Guidance

1. Medical Evaluation

• History & Physical Exam
  Your doctor will ask about the fever, vaccine history, family history of seizures, and details of the event.
• When Tests Are Needed
  • If your child is younger than 12 months.
  • If the seizure was complex.
  • If there are signs of serious infection (stiff neck, rash, persistent vomiting).

Possible tests include:

• Blood tests (to check electrolyte levels, infection markers).
• Urine tests.
• Lumbar puncture (if meningitis is suspected).
• Electroencephalogram (EEG) if seizures are complex or recurrent.
• Imaging (CT or MRI) only if neurologic exam is abnormal.

2. Fever Management

• Use age-appropriate doses of acetaminophen or ibuprofen to keep your child comfortable.
• Dress your child in lightweight clothing.
• Encourage fluids to prevent dehydration.
• Do not alternate fever reducers without pediatrician guidance.

3. Discharge Instructions

• When to Call the Doctor
  • Fever persists beyond 3 days.
  • New or worsening symptoms (rash, stiff neck, severe headache).
  • Seizure recurs.
• Home Monitoring
  • Keep a fever log (temperature readings, medication times).
  • Track any additional seizure activity.

Long-Term Outlook

• About one-third of children who have a febrile seizure will have another one.
• Most children outgrow them by age 5 or 6.
• Febrile seizures do not cause brain damage or intellectual disability.
• The risk of developing epilepsy is only slightly higher than the general population, especially after a complex febrile seizure.

Tips to Reduce Recurrence Anxiety

• Educate caregivers and family members on seizure first aid.
• Have a seizure action plan:
  • Emergency contact numbers.
  • Dosage instructions for fever reducers.
  • When to go to the ER.
• Consider a wearable thermometer for continuous fever monitoring.

When to Worry

Although rare, febrile seizures can signal a more serious condition. Seek immediate medical attention if your child:

• Has a seizure without a fever.
• Shows signs of an infection that may be serious (persistent high fever, lethargy, drooling, difficulty breathing).
• Experiences a seizure lasting longer than 5 minutes.
• Exhibits weakness on one side of the body after the seizure.

Final Thoughts

Watching your child have a febrile seizure is unsettling. Remember:

• Most febrile seizures children experience are simple, brief, and without long-term harm.
• You can act quickly and effectively by following basic seizure first-aid steps.
• Timely medical evaluation ensures your child's safety and helps rule out serious causes.

Always speak to a doctor about any seizure, prolonged fever, or other serious symptoms. Early guidance and a clear plan will help you feel prepared and help keep your child safe.