▁by ▁which ▁he ▁indicates ▁a ▁short last ing , ▁m ild ▁head ache ; ▁ii ) ▁ce ph ale a , ▁referring ▁to ▁a ▁chron ic ▁type ▁of ▁head ache ; ▁and ▁i ii ) ▁heter oc ran ia , ▁a ▁par ox ys mal ▁head ache ▁on ▁one ▁side ▁of ▁the ▁head . ▁Another ▁classification ▁system ▁that ▁res emb les ▁the ▁modern ▁ones ▁was ▁published ▁by ▁Thomas ▁Will is , ▁in ▁De ▁Ce phal alg ia ▁in ▁ 1 6 7 2 . ▁In ▁ 1 7 8 7 ▁Christian ▁Ba ur ▁generally ▁divided ▁head aches ▁into ▁id iop ath ic ▁( primary ▁head aches ) ▁and ▁sympt om atic ▁( second ary ▁ones ), ▁and ▁defined ▁ 8 4 ▁categories . ▁ ▁Children ▁ ▁In ▁general , ▁children ▁suffer ▁from ▁the ▁same ▁types ▁of ▁head aches ▁as ▁adult s ▁do , ▁but ▁their ▁sympt oms ▁may ▁be ▁slightly ▁different . ▁The ▁di agnostic ▁approach ▁to ▁head ache ▁in ▁children ▁is ▁similar ▁to ▁that ▁of ▁adult s . ▁However , ▁young ▁children ▁may ▁not ▁be ▁able ▁to ▁ver bal ize ▁pain ▁well . ▁If ▁a ▁young ▁child ▁is ▁f uss y , ▁they ▁may ▁have ▁a ▁head ache . ▁ ▁Appro xim ately ▁ 1 % ▁of ▁emer gency ▁department ▁vis its ▁for ▁children ▁are ▁for ▁head ache . ▁Most ▁of ▁these ▁head aches ▁are ▁not ▁dangerous . ▁The ▁most ▁common ▁type ▁of ▁head ache ▁seen ▁in ▁ped iat ric ▁emer gency ▁rooms ▁is ▁head ache ▁caused ▁by ▁a ▁cold ▁( 2