The treatment of chronic headache related to head and neck trauma is usually difficult. (bc-injury-law.com)
This illness left her with chronic headaches and so much pain she couldn't even walk down the street. (iquitsugar.com)
There is some evidence that this can also speed absorption and since many people find relief from chronic headaches with magnesium, it is a helpful ingredient long term too. (wellnessmama.com)