2020 Essentials of Next-Generation Sports Speed Training Book
Our 2020 book provides a complete understanding of exactly how speed is improved for sports competition. It includes a thorough presentation in key training areas such as strength, neuromuscular, form and technique, and speed endurance.
Shop Now
Scientific Research Based Approach to Speed Improvement
For Teams & Individual Sports
More Info
Best in Class Professional Development
Deepen your knowledge. Gain greater insight.
NASE Certification Program
NASE Member Login
Login to the NASE Member Portal and start the process in becoming a recognized NASE-Certified Speed Specialist.
NASE Member Login
Sports Speed Digest
Sprinting speed, athletic training, and health articles for NASE Members.
More Information
Skyrocket your Coaching Career Today!
Learn unique approaches and gain outstanding benefits when you earn your NASE-CSS Certificate.
NASE Certification Program

Become a NASE Member

Get access to hundreds of speed improvement resources and receive a discount on select symposiums and clinics.

Get NASE Certified

Be on your way to earning one of the most highly recognized speed & explosion certifications in the industry.

About NASE

Learn about the establishment of NASE, what we do, and how we became the world’s leading authority on speed improvement.

Ground Reaction Force, Ground Contact Time, GCT, Stride Rate, Flight Time and Braking Force During the Deceleration Phase of a Long Sprint

Abstract: This study aimed to elucidate changes in spatiotemporal and ground reaction force (GRF) variables during 90-m overground decelerated sprinting and determinants of the decrease in running speed. In 14 sub-elite male sprinters, a virtual 90-m sprint was reconstructed during which spatiotemporal and GRF variables were averaged for four steps in maximal speed (45.8-m mark) …

Read more

For access to this article, you must be a current NASE member. Please log in to your account or purchase your NASE membership.

Read More

Get Instant Access to ALL of NASE's Blogs & Sport Speed Digests

When you become a NASE Member, you will have access to data-packed blogs, Sport Speed Digests, videos and more online. See why trainers, coaches, and athletes across the country rely on NASE for the latest research and trends in sprint speed improvement.

NASE Sports Speed Digest

Purchase Archived/On-Demand Sports Speed Digests or become a NASE Member to have access to all back Issues SSDs containing over 1000 pages and hundreds of articles. The NASE Sports Speed Digest is published online quarterly and is the authoritative source on Speed Improvement for football, rugby, soccer, baseball, softball, basketball, field hockey, lacrosse, tennis and other team/individual sports.
Item added to cart.
0 items - $0.00