August 30 is Frankenstein Day. The unofficial holiday celebrates the life and times of English author Mary Shelley who wrote one of the wordâs most read monster novel, Frankenstein, or The Modern Prometheus. Born on August 30, 1797, Shelley published Frankenstein in 1818 anonymously at the young age of 22.
There are three main causes for primary headaches: 1  Migraine-Migraine headaches can be caused by reduced blood flow to various areas of the cerebral cortex. 2  Symptoms of migraines include sensitivity to light and noise, nausea, vomiting and intense throbbing pain that is usually on one side of the head.
By Mayo Clinic Staff. Print. Cluster headaches, which occur in cyclical patterns or clusters, are one of the most painful types of headache. A cluster headache commonly awakens you in the middle of the night with intense pain in or around one eye on one side of your head. Bouts of frequent attacks, known as cluster periods, can last from weeks to months, usually followed by remission periods when the headaches stop. During remission, no headaches occur for months and sometimes even years. Fortunately, cluster headache is rare and not life-threatening. Treatments can make cluster headache attacks shorter and less severe. In addition, medications can reduce the number of cluster headaches.