Does headache have to be caused by fever?

summary

I believe we usually have a headache. If we have a headache, does it mean we have a fever? Headache must be caused by fever? Let's take a look at the following.

Does headache have to be caused by fever?

First of all, we need to say that headache is not necessarily caused by fever. Indeed, when we have a fever, it will cause headache and dizziness. But if we have a headache, it may also be caused by lack of sleep, resulting in dizziness and headache!

Second: when we are nervous, there will be headache, because at this time, the nervous system of our brain will become tense, and the movement speed is much faster than usual, which is quite big for the brain, so there will be headache!

Third: finally, we are in a closed environment for a long time, or sitting in an air-conditioned room for a long time will also have a headache, because at this time our brain blood circulation can not flow in time! So it's possible!

matters needing attention

There are many factors that affect headache, so we usually don't think headache is because of their fever, we must understand their own situation, and then make a decision!