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Lightning-like headache flashes? Warning signs and suspected conditions to watch for

New Hair Institute · 김진오의 뉴헤어 프로젝트 · February 19, 2026

Lightning-like headache flashes? Warning signs and suspected conditions to watch for Headaches are a common symptom that can happen to anyone, so they do not always require medicat...

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This page is an English translation of a Korean Naver Blog archive entry. For exact wording and source context, verify against the Korean archive original and the original Naver post.

Clinic: New Hair Institute

Original post date: February 19, 2026

Translated at: April 25, 2026 at 6:04 AM

Medical note: This translation does not guarantee medical accuracy or suitability for treatment decisions.

Lightning-like headache flashes? Warning signs and suspected conditions to watch for image 1

Lightning-like headache flashes? Warning signs and suspected conditions to watch for

Headaches are a common symptom that can happen to anyone, so they do not always require medication or treatment.

However, if a severe headache lasts for several days or the pain is intense, it can naturally raise concerns about whether it might be indicating some kind of condition.

I myself recently had a severe, sudden, thunderbolt-like headache that lasted for a while, and I even started worrying that I might need to go to the hospital.

I think many of you may have had a similar experience at least once.

Lightning-like headache flashes? Warning signs and suspected conditions to watch for image 2

Usually, headaches are primary headaches, meaning they occur without any specific cause.

They are commonly referred to as migraines or tension-type headaches, and they can suddenly appear from time to time.

If you rest for a while, they usually improve and go away on their own.

However, secondary headaches are headaches caused by some disease or condition, such as myofascial pain syndrome, trauma, brain tumors, cerebrovascular disease, or arterial dissection.

Headaches that occur in these cases do not go away simply by resting, and if the underlying cause is not addressed, they can lead to serious problems, so caution is needed.

When people say they get a strong pain in the head like being struck by lightning, or a headache that feels like electricity is running through it, it is usually not a typical migraine. Instead, it tends to involve severe throbbing on one side of the head, may come with warning symptoms, and can last from 4 hours up to 72 hours.

Lightning-like headache flashes? Warning signs and suspected conditions to watch for image 3

You may wonder how to tell it apart from a regular headache, but this kind of headache comes with intense pain you have never experienced before, along with symptoms such as vomiting and nausea.

Furthermore, if neurological symptoms such as paralysis in the arms or legs, or decreased consciousness, are accompanied by the headache, medical attention is even more necessary.

In addition to severe headache, if it lasts for more than 3 days, a hospital visit is also required.

This is because if a migraine persists for a long time, the brain blood vessels may continue to constrict, which can lead to complications such as cerebral infarction.

Also, headaches that worsen with age should be observed carefully.

If you experience headaches after the age of 50, they may suggest conditions such as high blood pressure or vasculitis.

If you have severe headaches that continue and last a long time even though there are no other unusual health issues, I recommend seeing a neurology specialist.

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