Sudden, severe headaches.

突然出现剧烈的头痛。

youdao

People with a history of migraines and severe headaches are more prone to TGA.

有偏头痛或严重头疼病史的人更易得短暂性全面遗忘症。

youdao

A few months ago, I suffered from severe headaches. I thought they were caused by eye problems, high blood pressure or something worse.

几个月前，我一直受头疼的折磨，我以为这可能是由眼病、高血压或别的更严重的病引起的。

youdao

But when he suffered severe headaches as an adult, doctors identified the problem as migraine.

VOA: special.2010.03.30

Or,it can be severe. The National Headache Foundation says more than forty-five million people in the United States suffer chronic headaches.

VOA: special.2011.05.03

Or,it can be severe. The National Headache Foundation says more than forty five million people in the United States suffer chronic headaches.

VOA: special.2010.03.30

Reports said he had suffered severe headaches after the injuries caused an old neck injury to flare up.

BBC: Italian PM Silvio Berlusconi leaves hospital

An estimated eight million people in the UK suffer from regular severe headaches - but most will not even trouble their doctor for help.

BBC: Family doctors get headache tips

Signs of a stroke include dizziness, sudden weakness or numbness, loss of speech or trouble talking, severe headaches and a reduction or loss of vision.

CNN: Study: Low cholesterol is not enough to prevent stroke