Getting a headache during or after exercise can be seriously frustrating—especially if you have kept hydrated to try and stop ...

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 ...

Primary headaches are much more common than secondary headaches; more than 90 percent of the people who seek treatment for their headaches are diagnosed with a primary headache disorder.

ANSWER: The body’s immune system is constantly fighting a war against pathogens such as viruses, bacteria and even parasites. The immune system is very good and “wins” most of the time, but you are ...

Headaches can range from annoying to debilitating, so understanding what triggers them may enable a person to improve their quality of life. Blood sugar levels and hormonal changes can both play a ...