Image 1 of 1
Image 1 of 1
Image 1 of 1
Image 1 of 1
The 400m is one of the most demanding events in track and field.
It requires speed, endurance, rhythm, patience, and toughness. Because of this, many athletes and coaches make the mistake of treating it as a suffering contest. Training becomes endless repetitions, brutal workouts, and accumulating fatigue for the sake of fatigue.
That approach may produce short-term results.
It rarely produces long-term athletes.
This program is built differently.
The HansenSprint U20 400m Program is a fully periodized 20-week training system designed specifically for developing 400m athletes aged approximately 16-20. It combines maximum velocity development, specific endurance, race modeling, strength training, and carefully controlled metabolic work into a progression designed to develop complete 400m runners.
The program follows:
General Preparation → Special Preparation 1 → Special Preparation 2 → Competition Preparation → Competition Phase
Each phase builds upon the previous one, gradually increasing specificity while protecting the qualities that matter most.
Acceleration mechanics
Maximum velocity
Special Endurance 1 (SE1)
Special Endurance 2 (SE2)
Race distribution and rhythm control
Aerobic and anaerobic support
Sprint-specific strength
Technical consistency under fatigue
Competition readiness
The central philosophy of this program is simple:
Speed reserve is king.
The athlete with greater speed reserve operates at a lower percentage of their maximum ability during the race. The first 200m become more economical. The third 100m becomes more manageable. The final 100m becomes controllable.
For this reason, maximum velocity remains a priority throughout the entire training cycle.
We do not sacrifice speed to build endurance.
We build endurance around speed.
This program is ideal for:
Competitive U20 sprinters
High school athletes
Club athletes
Athletes preparing for junior championships
Developing 400m specialists
200m athletes looking to move up in distance
Duration: 20 Weeks
Weekly Structure:
Monday: Upright Running + Specific Endurance
Tuesday: Strength Training
Wednesday: Speed Development
Thursday: Tempo / Aerobic Support
Friday: Strength Training
Saturday: Physical Training + Metabolic Development
Sunday: Recovery
The program progresses from general capacity building and foundational speed development to specific race modeling, competition preparation, and peak performance.
This program forms the second stage of the HansenSprint development system:
U16 → U20 → Advanced → Elite
The objective is not simply to run a faster 400m this season.
The objective is to develop the speed, endurance, technical consistency, and race understanding that allow you to continue improving for years to come.
The best 400m athletes are not the ones who learn to suffer.
They are the ones who learn to distribute the race, protect their mechanics, and express their speed when it matters most.
The 400m is one of the most demanding events in track and field.
It requires speed, endurance, rhythm, patience, and toughness. Because of this, many athletes and coaches make the mistake of treating it as a suffering contest. Training becomes endless repetitions, brutal workouts, and accumulating fatigue for the sake of fatigue.
That approach may produce short-term results.
It rarely produces long-term athletes.
This program is built differently.
The HansenSprint U20 400m Program is a fully periodized 20-week training system designed specifically for developing 400m athletes aged approximately 16-20. It combines maximum velocity development, specific endurance, race modeling, strength training, and carefully controlled metabolic work into a progression designed to develop complete 400m runners.
The program follows:
General Preparation → Special Preparation 1 → Special Preparation 2 → Competition Preparation → Competition Phase
Each phase builds upon the previous one, gradually increasing specificity while protecting the qualities that matter most.
Acceleration mechanics
Maximum velocity
Special Endurance 1 (SE1)
Special Endurance 2 (SE2)
Race distribution and rhythm control
Aerobic and anaerobic support
Sprint-specific strength
Technical consistency under fatigue
Competition readiness
The central philosophy of this program is simple:
Speed reserve is king.
The athlete with greater speed reserve operates at a lower percentage of their maximum ability during the race. The first 200m become more economical. The third 100m becomes more manageable. The final 100m becomes controllable.
For this reason, maximum velocity remains a priority throughout the entire training cycle.
We do not sacrifice speed to build endurance.
We build endurance around speed.
This program is ideal for:
Competitive U20 sprinters
High school athletes
Club athletes
Athletes preparing for junior championships
Developing 400m specialists
200m athletes looking to move up in distance
Duration: 20 Weeks
Weekly Structure:
Monday: Upright Running + Specific Endurance
Tuesday: Strength Training
Wednesday: Speed Development
Thursday: Tempo / Aerobic Support
Friday: Strength Training
Saturday: Physical Training + Metabolic Development
Sunday: Recovery
The program progresses from general capacity building and foundational speed development to specific race modeling, competition preparation, and peak performance.
This program forms the second stage of the HansenSprint development system:
U16 → U20 → Advanced → Elite
The objective is not simply to run a faster 400m this season.
The objective is to develop the speed, endurance, technical consistency, and race understanding that allow you to continue improving for years to come.
The best 400m athletes are not the ones who learn to suffer.
They are the ones who learn to distribute the race, protect their mechanics, and express their speed when it matters most.