The Dangers of Headache History

When we're taking a history, are there specific things that are red-flagged symptoms? I feel like that's always a big part of headache history. What are the red flags that we should be looking for listening to that makes us think this is something that needs more urgent work up and not a tincture of time, but fast evaluation? Yeah, so that dangerous, you know, the red flags really are, it's a really question of what are the dangerous sensities that we don't want to miss.