Headache is the pain in the face, head or neck. It can occur as a migraine, tension-type headache or cluster headache. There are various causes of headache. These include dehydration, fatigue, sleep deprivation, stress, the effects of medications, the effects of recreational drugs, viral infections, loud noises, common colds, head injury, etc. In severe headaches, there is a high risk of depression. Its treatment depends on the underlying cause. Oral medications such as non-steroidal anti-inflammatory drugs are commonly used for the treatment of headaches. Complementary strategies such as cognitive behavioral therapy, relaxation training, electromyographic feedback, etc. may also be used for the management of headache. The topics included in this book on headache medicine are of utmost significance and bound to provide incredible insights to readers. It is compiled in such a manner, that it will provide an in-depth knowledge about the incidence of headaches, their diagnosis and treatment. This book is a resource guide for experts as well as students.