sprint interval training

Combine nitrate supplementation with sprint interval training (SIT) in hypoxia situation and you could improve athletic performance.
Interval training will help you cover the distance and beat the competition.
Sprinting is a great way to increase agility as long as you do it safely. Here are ten articles to guide you in your sprint training.
New research in The Journal of Strength and Conditioning Research, examined short sprints with brief recovery on athletic performance and hormonal levels.