Most headaches are not dangerous, but they interfere with your work and disrupt your life.. There are two main types of headache - tension headache and migraine.. Tension headaches are often characterized by dull pain that can last for hours - they occur anywhere from the front of the head to the back of the head. Other people feel a sharp throbbing headache.

About 20% of all headaches are migraines. These are severe headaches that can last up to two days.. Warning signs, such as nausea, vomiting, and seeing flashes of light, sometimes occur shortly before a migraine attack. Migraines are often transmitted to us from parents, grandparents.

All headaches are a disorder of the nervous system.. Although the exact causes of the headache are not clear, most of them are caused by the expansion of blood vessels in combination with the chemicals that are released around them.. Nerves send pain signals to your brain.

There are many factors that can lead to a headache.. Here are some of them:.

- not enough sleep.

- not enough water.

- stress.

- Watching TV or staying at a computer for a long time.

- alcohol.

- smoking.

- alcohol.

- coffee, tea. Sometimes headaches can be caused by injuries and infections.. Emotional factors such as depression, sadness, fear of something can also lead to a headache..

Painkillers and other drugs are often used to combat headaches.. Many people take aspirin when they have a headache.. Doctors also advise patients to relax when they have a headache.. In some cases, a change in diet can lead to relief or a headache..

It will also help to exercise regularly and to be outdoors more often..

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