GBD 2015: migraine is the third cause of disability in under 50s

How much headache is there in the world?

The answer depends on how headache is measured. The question, however, is an important one. It is at the basis of health policy, prioritisation and the due allocation of health resources to headache care and the mitigation of its clinical sequelae. From this perspective, prevalence alone is not highly informative: it is the burdens arising from headache disorders that dictate their impact on public health. These burdens are multiple, diverse and partly invisible. Methods do not yet exist to measure them all , but the focus meanwhile has been on disability. It is to this, primarily, that health, quality of life, productivity and financial security are hostage.

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