Running is a common warm weather sport. ActiveCare Physical Therapy preps marathoners who are running in local and global marathon events. Knowing the hazards can make this sport safe and fun, especially if you are running one at home or in another country. Marathon running is a repetitive exercise for a long, long period of time which can cause undue stresses on the body if not done correctly. Dr. Karena Wu discusses some of the hazards that you might encounter during any race, let alone a marathon. To see her comments, click here.