Following a marathon training schedule helps prepare you for your race, but don't forget to research the actual course you'll be running to find out what conditions to expect. Everything from the weather to the amount (and severity!) of the hills you encounter can play a part in your race time. Our five marathon training videos — especially designed to help those of you running the upcoming Nike Women's Marathon in San Francisco — will help, no matter which race you've signed up for. Read on to check out our race strategies for any course!