General Headache sign

Headaches are very common all over the world  in all age persons.Every one suffer from this problem at some point.There are different kind of headaches some headaches  give low pain and some produce very high pain whose duration remains between twenty minute to three hours.According to Doctors there are two kind of headaches,one is primary headache and other is secondary headache. Primary headaches are not harmful for human body and they can be controlled with painkillers.While  Secondary headaches are serious and they could be dangerous for human body.The main reasons of secondary headaches are infectoin and medicine inducement. We can explain some headaches but some are very difficult to explain.

No one can tell the actual reason of headaches.The more researchs are need to explain the causes of headaches and increase its awareness.                                                                                                                Few headaches appeared due to constricted blood flow in the blood vessels around the head.While others headaches caused by serious muscle contractions,these headaches are very harmful and can damage the brain. Primary headaches are very common, ninety percent or more face that headaches.Female are mostly suffer from primary headaches as compare to men.and females mostly suffer from them, as compared to male. Secondary headaches can be result of brain tuors and others serious diseases