I often see runners try and incorporate P90X or Insanity into their running routines, which is not wise. Both of these programs are amazing (I myself am a Beachbody coach and use 21 Day Fix and PiYO in off-season training), but they are not specifically made for runners. I also see runners go to the gym without a plan and make up their routine on the fly.
If you truly want to excel as a runner, you need to incorporate specific strength training in your routine that improves running economy, range of motion, power, and prevents injury.
But strength training for runners doesn’t just involve weights or circuits. Is it vital that you also incorporate the following into your routine: