Originally Posted by Gem

In Buddhist philosophy, pain is regarded as dukkha, but 'dukkha' isn't directly translatable into common English. It's just 'suffering' is close enough. There is also text regarding suffering as 'added on', but it is included in 'dependent arisings' which 'originate' (for want of a better word) from ignorance, as BlueSky already said.

The teaching says basically that craving is the root of suffering, and from feeling craving arises, but the deeper philosophy addresses it in a more multidimensional way.