The CDC has issued a health advisory regarding 12 cases of meningococcal disease linked to KSA (The Kingdom of Saudi Arabia) travel which have been reported to national public health agencies in the United States. These were all related to travel for Umrah, one of the Muslim pilgrimages. Meningitis is a dangerous and potentially fatal bacterial infection of the brain and central nervous system that can be prevented with a meningitis vaccine. Millions of visitors are expected to visit the country from June 14 – 19 for the annual pilgrimage to Mecca, known as The Hajj. Meningitis vaccine is one of several immunizations required to participate in religious pilgrimages to the Kingdom of Saudi Arabia.