Definition of walkathon for English Language Learners. : an organized event in which people walk to raise money for a particular cause or group.
EAT (UTC+3) Merca (Somali: Marka, Arabic: ÙØ±ÙØ©ââ) is an ancient port city in the southern Lower Shebelle province of Somalia. Facing the Indian Ocean, it is the main town in the province. It is located approximately 109 km (68 mi) to the southwest of the nation's capital Mogadishu. 1 History.
Overview. Giant cell arteritis (GCA) is a form of vasculitis, a group of disorders that cause inflammation of blood vessels. In GCA, the vessels of the head are most involved (especially the temporal arteries, located on each side of the head), but other blood vessels can also become inflamed.verview. Giant cell arteritis (GCA) is a form of vasculitis, a group of disorders that cause inflammation of blood vessels. In GCA, the vessels of the head are most involved (especially the temporal arteries, located on each side of the head), but other blood vessels can also become inflamed.