Headache - Is Caffeine a Cause or Treatment?

By Alien Sheng

For those who suffer from headaches, especially frequent ones, it is important to understand just how caffeine can impact their headache frequency and intensity. There is a great deal of debate among experts about the benefits and negative effects of caffeine and this can be confusing to headache sufferers.

How Does Caffeine Affect Your Body?

Caffeine has a range of effects on the body, one of which is the narrowing of blood vessels, which then restricts blood flow. Since blood vessels are thought to expand at the onset of headaches, it is thought that caffeine's vasoconstrictive property eases the pain of headaches and migraines.

More >>