caffiene

According to the BBC News, experts have recently determined that people who regularly drink a significant amount of coffee may actually become immune to the effects of caffeine in their favourite morning beverage.

Millions of people suffer from headaches on a daily basis-most of them are women. Headaches can be triggered by a variety of different things and each person responds to outside stimulus differently. They can be caused by diet, stress, lack of sleep, stiff muscles in the neck or back, and dehydration. Commonly, headaches are brought on by diet.