If you have a GPS-enabled watch, read this:
http://spectrum.ieee.org/tech-talk/at-work/test-and-measurement/why_every_gps_overestimates_distance_traveled
An article explaining why the super long runs are not necessary for marathon success, especially for those running longer than 3:45. Instead, focus on improving your aerobic threshold (fastest pace you can run aerobically and burn fat efficiently) and use the theory of accumulated fatigue to get your legs prepared for the full marathon.
http://running.competitor.com/2014/07/training/are-you-overemphasizing-the-marathon-long-run_55719/4
Here's one for everyone. Demonstrates that running easy is still just as good as running fast.
http://runnersconnect.net/running-training-articles/aerobic-training-run-faster-by-running-easy/
"Why you Don't Need to Train Fast to Run Fast"
.http://runnersconnect.net/running-training-articles/how-to-run-faster/
This is a good article titled "Are You Running Enough Miles"?
http://running.competitor.com/2013/10/training/are-you-running-enough-miles_35813
Here is a race pace chart that will help in planning your races and workouts:
http://www.capitalarearunners.com/training/interval.html
A chart of temperature-adjusted pace times for the extreme heat and cold weather:
https://www.ncacoach.org/uploads/HazenCC5.pdf
http://spectrum.ieee.org/tech-talk/at-work/test-and-measurement/why_every_gps_overestimates_distance_traveled
An article explaining why the super long runs are not necessary for marathon success, especially for those running longer than 3:45. Instead, focus on improving your aerobic threshold (fastest pace you can run aerobically and burn fat efficiently) and use the theory of accumulated fatigue to get your legs prepared for the full marathon.
http://running.competitor.com/2014/07/training/are-you-overemphasizing-the-marathon-long-run_55719/4
Here's one for everyone. Demonstrates that running easy is still just as good as running fast.
http://runnersconnect.net/running-training-articles/aerobic-training-run-faster-by-running-easy/
"Why you Don't Need to Train Fast to Run Fast"
.http://runnersconnect.net/running-training-articles/how-to-run-faster/
This is a good article titled "Are You Running Enough Miles"?
http://running.competitor.com/2013/10/training/are-you-running-enough-miles_35813
Here is a race pace chart that will help in planning your races and workouts:
http://www.capitalarearunners.com/training/interval.html
A chart of temperature-adjusted pace times for the extreme heat and cold weather:
https://www.ncacoach.org/uploads/HazenCC5.pdf