A 16-year-old lacrosse player woke up one morning and immediately knew that something was wrong. He had a bad headache and his right arm felt tingly and numb. He sat up in bed, and as he tried to move ...

Dealing with a bad headache is annoying at baseline. But it can also send you into a spiral of health anxiety, wondering what could be causing your pain and when you should be concerned about a ...

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Headache on the left side may cause generalized aching or pain in a specific place, such as behind the left eye. It may feel throbbing, sharp, or piercing. Most people will experience a headache ...