What causes headaches and migraines?
Doctors have different theories about the causes of migraines and headaches. Most doctors agree, however, that they have multiple causes and that it is important to do a thorough examination if you have recurring headaches. Here are a few of the most common causes: • Stress and tension are high up on the list of culprits. Stress causes the muscles in the neck and head to tense up, thereby constricting blood flow to the brain • Migraine may be preceded by a spasm of the arteries leading to the brain, once again diminishing blood flow to the brain • Hormonal fluctuations may cause headache or migraine. This may also be linked to the contraceptive pill • Buildup of toxins and poor liver functioning can also be responsible, reducing the body’s ability to eliminate toxins from the diet or the environment • Certain foods may trigger migraine in susceptible people. The most common are chocolate, cheese, nuts, alcohol and MSG • Low blood sugar levels and dehydration can also bring on headache,
