Naturally, herbal remedies for headache do not cause dependency like over the counter medications. Figuring out what makes millions of people all over the world suffer from one type of headache or another is of utmost importance. Basically, there are two types: primary and secondary headaches. Of these, primary headaches are more prevalent. This obviously leads to headaches. Comparatively fewer people suffer from such headaches. Constipation, insomnia, diabetes and other medical conditions may also cause headaches in some people. Herbal remedies work towards striking at the very root causes of headaches, whether primary or secondary. Unlike them, herbal remedies are useful in restoring sound health, due to which headaches will consequently go away. Read also: organic food and health