head now? That might be a sun-hit or what do they call it. Just to make sure If you have any salt dissolved in water, try to put some few drops in your ear ... for sure it will come out hot ... drink lemon juice and you will feel fine, guess that if you ate you will feel like vomiting ...

Do not dwell in the past, do not dream of the future, concentrate the mind on the present moment. (Gautama Buddha)