This is why Marine boot camp, without a doubt, is the most rigorous and challenging, both physically and mentally, than basic training programs of all the other military branches. New recruits are also required to study and memorize an extreme amount of information, including: 1  Basic drill and ceremony.  USMC Rank.
There are basically 2 ways to increase your stride length: 1  Run upwards on some type of an inclined surface, or. 2  Run with some type of resistance behind you. (i.e., parachutes, flexbands, sleds, etc.)
For the 800/1500 runner, the time increase with runs that average 30-45 minutes a few times weekly and 45-90 minutes on the long run day. The biggest thing with mileage is to make sure that you do not sacrifice quality for quantity.