When I m needing a doctor visiting.

As you are visiting a Doctor ,when headaches are display, for a finding theirs reasons. And you are getting answer and reason and cure, and without a true reason finding you must avoiding using analgesics, and for a long time, and thus aches are having and hide reasons and wrong using theirs are rising aches. If you are ability answering on these questions as no, thus something wrong with you cure of your headaches.
You are having everyday aches.
Using analgesics are ten times/moth
You are needing in more analgesics  or more strong remedies,till a getting effect.
And if you are answering on these question are yes,thus you are needing in doctor.
Your age is 40 y.old and headaches displayed recently.
They are rising.Changed by a graphic of display.
Loosing work capacity, weight with.
Nausea feeling, migraine without.
Aches displayed are head injured.
Relatives found are psychic changes and you too, or brain activity.
And here reason is not risk,as headache of loading, as occiput wrong muscles, and in fever, postraumatic of vasomotoric character or first migraine display after accident, and if serious diseases are not entering,thus visiting a doctor also.
And signs for a visiting needing a doctor.
As not usual headache which rising constantly.
Strong headache after physical loading as in fever.
Rising headache after head injury.
Headache is a first time display with neurology disorders, paralysis, sensitiveness, double image display, vision bad, speech bad, balance disordering or epileptic attack.