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The 24-Hour Fever-Free Rule: When Is It Actually Safe to Send Your Kid Back to School?
It's 6:45 a.m. Your son's temperature reads 98.9°F (37.2°C), down from 102°F (38.9°C) yesterday. He wants to go to school — so do you. But the daycare handbook just says "24 hours fever-free," and you're not sure what that means. 💡 Quick Answer A child can typically return to school once two things hold for a full 24 hours: symptoms are clearly improving, and the child has had no fever — 100.4°F (38°C) or higher — without acetaminophen (Tylenol) or ibuprofen (Motrin, Advil).
Sang Hyun Ahn, MD
Sep 144 min read


Q: My child has had a fever for 4 days and started antibiotics, but it's still not going down. Should we go back to the hospital?
Here's doctors quick informational answer.

Myeongchan Kim, MD
Sep 63 min read


The AI Health Playbook Is Out Now!
You're not looking for a diagnosis. You're looking for a way through the night. It's 2 AM. Your child feels warmer than an hour ago. And every tab you open says something different. You're not looking for a diagnosis. You're looking for a way through the night. What to watch. What can wait until morning. What means get help now. We wrote The AI Health Playbook for exactly this moment. Two physicians and the team behind pediatric fever apps that families have downloaded more t
john45792
Aug 201 min read


Q: My 3-year-old tested positive for Mycoplasma again after a month, but the doctor says antibiotics aren't needed. Is that safe?
Here's doctors quick informational answer.

Myeongchan Kim, MD
2 hours ago2 min read


Q: My child has had a fever for 12 days and tested positive for EBV. Should we transfer to a university hospital?
Here's doctors quick informational answer.

Myeongchan Kim, MD
5 hours ago3 min read


Q: Can pediatric sinusitis cause sudden facial and ear pain, and could it lead to bone damage or require surgery?
Here's doctors quick informational answer.

Myeongchan Kim, MD
8 hours ago3 min read


Q: My child woke up with sudden ear pain while being treated for a cold. Should we go to the ER tonight?
Here's doctors quick informational answer.

Myeongchan Kim, MD
11 hours ago3 min read


Q: Can post-nasal drip cause coughing during the day even if my child's nose isn't running?
Here's doctors quick informational answer.

Myeongchan Kim, MD
14 hours ago3 min read


Toddler Speech Delay: When to Ask for an Evaluation
If you are concerned about your toddler’s speech or language, ask about an evaluation now. In the US, contact early intervention before age 3 or your local school district at age 3 or older. Call 911 immediately for new,
Sang Hyun Ahn, MD
15 hours ago3 min read


Q: My 10-month-old has a persistent fever around 38.6°C despite alternating medications and a whooshing sound in their chest. What should I do?
Here's doctors quick informational answer.

Myeongchan Kim, MD
1 day ago3 min read


Q: My child has a 37.7°C fever after getting vaccinated yesterday. Should I give fever medication again?
Here's doctors quick informational answer.

Myeongchan Kim, MD
1 day ago2 min read


Q: My child has a lingering temperature of 37.4°C after recovering from bronchitis. Should we see the doctor again?
Here's doctors quick informational answer.

Myeongchan Kim, MD
1 day ago2 min read


Q: My 1-year-old has a 39.9°C fever after vaccines and is shivering. How should I care for them and dose antipyretics?
Here's doctors quick informational answer.

Myeongchan Kim, MD
1 day ago3 min read


Q: My 44-month-old child has had a persistent headache after vomiting and a fever. Can toddlers really feel and point out headaches?
Here's doctors quick informational answer.

Myeongchan Kim, MD
2 days ago4 min read


Child Snoring: Sleep Apnea Signs and When to Call 911
Frequent snoring deserves a pediatric visit; call 911 for a breathing pause longer than 20 seconds, pale, blue or gray color, or severe trouble breathing.
Sang Hyun Ahn, MD
2 days ago3 min read


Q: My child has a persistent cold, congestion, and now a sudden fever, headache, and eye pain. Should we visit a pediatrician or an ENT?
Here's doctors quick informational answer.

Myeongchan Kim, MD
2 days ago3 min read


Q: My child developed a 38.9°C fever after a flu shot following recovery from pneumonia. Should we see a doctor?
Here's doctors quick informational answer.

Myeongchan Kim, MD
2 days ago2 min read


Q: My child spit up a small amount of foamy phlegm right after taking fever medication. Should I give another dose?
Here's doctors quick informational answer.

Myeongchan Kim, MD
2 days ago2 min read


Q: My child has a low-grade fever of 37.3°C to 37.5°C while recovering from bronchiolitis. Is this normal?
Here's doctors quick informational answer.

Myeongchan Kim, MD
2 days ago2 min read


Q: My child has a persistent low-grade fever, thick green mucus, and a worsening cough despite antibiotics. Is it really just a cold?
Here's doctors quick informational answer.

Myeongchan Kim, MD
3 days ago3 min read
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