How To Train For A Marathon

Here are the basics of how to train for a marathon:
Taken from Ehow.com
Introduction
You should be running 15 to 20 miles a week prior to attempting this training schedule. At a minimum, you should be able to run for at least 30 minutes without stopping.
Instructions
Difficulty: Challenging
Building Up
1Step OneWeek 1: Run 5 miles one day, 4 miles one day and 3 miles on the remaining days.
2Step TwoWeek 2: Run 6 miles one day, 4 miles one day and 3 miles on the remaining days.
3Step ThreeWeek 3: Run 7 miles one day, 4 miles one day and 3 miles on the remaining days.
4Step FourWeek 4: Run 8 miles one day, 5 miles one day and 3 miles on the other days.
5Step FiveWeek 5: Run 10 miles one day, 5 miles one day and 3 miles on the other days.
Building and Maintaining Stamina
1Step OneWeek 6: Run 11 miles one day, 5 miles one day and 4 miles on the other days.
2Step TwoWeek 7: Run 12 miles one day, 6 miles one day and 4 miles on the other days.
3Step ThreeWeek 8: Run 14 miles one day, 6 miles one day and 4 miles on the other days.
4Step FourWeek 9: Run 16 miles one day, 7 miles one day and 4 miles on the other days.
5Step FiveWeek 10: Run 16 miles one day, 8 miles one day and 5 miles on the other days.
6Step SixWeek 11: Do the same workout as week 10.
7Step SevenWeek 12: Run 18 miles one day, 8 miles one day and 5 miles on the other days.
8Step EightWeek 13: Do the same workout as week 12.
Tapering Off
1Step OneWeek 14: Run 9 miles one day, 8 miles one day and 5 miles on the other days.
2Step TwoWeek 15: Run 8 miles one day, 5 miles one day and 3 miles on the other days.
3Step ThreeWeek 16: Jog 3 miles every other day. Then run the marathon.
Overall Tips & Warnings
~Check with your physician before embarking on any rigorous training regime. This information is not intended as a substitute for professional medical advice or treatment.
~Err on the side of caution – do not train to excess. More is not necessarily better.
~Listen to your body and have any persistent pain checked out by your doctor.
Overall Things You’ll Need
Bottle

Standard