Long QT Syndrome
What Is Long QT Syndrome?
Long QT syndrome is a condition that affects the heart’s electrical system, causing delayed recovery between beats. This can trigger fast, chaotic heart rhythms.
Long QT may be inherited or acquired.
Why Long QT Matters
Certain triggers—such as stress, sudden noise, exercise, or medications—can cause a dangerous rhythm that may lead to fainting or sudden cardiac arrest.
Possible Warning Signs
What Parents, Schools & Caregivers Should Know
Safety Starts With Readiness
Knowing how to respond—and having an AED nearby—can mean the difference between life and death.
Long QT syndrome is a condition that affects the heart’s electrical system, causing delayed recovery between beats. This can trigger fast, chaotic heart rhythms.
Long QT may be inherited or acquired.
Why Long QT Matters
Certain triggers—such as stress, sudden noise, exercise, or medications—can cause a dangerous rhythm that may lead to fainting or sudden cardiac arrest.
Possible Warning Signs
- Fainting without warning
- Seizure-like episodes
- Palpitations
- Family history of sudden death
What Parents, Schools & Caregivers Should Know
- Long QT may be silent until triggered
- Some medications can increase risk
- Preparedness matters even when symptoms are controlled
Safety Starts With Readiness
Knowing how to respond—and having an AED nearby—can mean the difference between life and death.
