National Headache Foundation - Information on headache causes and treatments, a support group list, a state list of NHF physician members (on request) and a quarterly newsletter. Emergency Treatment of the Headache Patient - A guide for physicians and health care professionals written by Merle L. Diamond, M.D., Associate Director, Diamond Headache Clinic - Internal Medicine Department, Columbus Hospital, Chicago, Illinois. Headache and Migraine Information - Written by independent healthcare experts. Includes a directory of Australian clinics. Headache During Sex May Be Serious - A single article discussing coital headache. Help for Headaches and Migraine - News, education, support and advocacy resources. NINDS - SUNCT Headache Information Page - Information sheet about Short-lasting, Unilateral, Neuralgiform headache attacks with Conjunctival injection and Tearing. Compiled by National Institute of Neurological Disorders and Stroke. eMedicine Health - Worst Headache of Your Life - Consumer health resource center providing information on the causes, symptoms and treatment of headaches. Headache & Migraine on Yahoo! Health - Large collection of articles and links. MedlinePlus: Headache - Information related to headache and links to additional resources from the National Institute of Neurological Disorders and Stroke. American Migraine Foundation - A national non-profit patient/physician partnership providing support for sufferers of chronic headache while working to educate the public. Includes news, patient information, tools and resources.