Why do your headache go away when nose bleed?

Nosebleeds, or epistaxis, are not typically associated with relief from headaches. In fact, headaches are not commonly associated with nosebleeds.

There could be a few reasons why someone may experience a temporary reduction in headache pain during a nosebleed:

- Reduction in Blood Pressure: Nosebleeds can cause a temporary drop in blood pressure. In some individuals, this decrease in blood pressure may lead to a temporary relief from headache pain. However, this effect is not consistent and may not occur in everyone.

- Vasodilation: Nosebleeds can cause vasodilation, or widening of the blood vessels in the nasal cavity. This vasodilation can sometimes extend to other areas of the head and neck, including the blood vessels in the brain. When these vessels dilate, it can reduce the pressure on the nerves and tissues that are causing the headache, leading to temporary pain relief.

- Distraction: Nosebleeds can also be a distracting event, diverting attention away from the headache pain. The physical sensation of the nosebleed, such as the feeling of blood flowing down the back of the throat, may momentarily override the perception of headache pain.

However, it is important to note that these effects are temporary and should not be relied upon as a treatment for headaches. Persistent or severe headaches should always be evaluated by a healthcare professional to determine the underlying cause and appropriate treatment.