Is This Plan For You?
This 4-week Half Marathon Intermediate Base plan by GA Endurance is designed as a free preparation block before entering a longer structured training program.
It is ideal for runners with a consistent running background who want to reinforce aerobic rhythm, pacing control, and training structure before moving into a more demanding half-marathon progression.
This plan is suitable for athletes who are beyond the beginner stage but still want a controlled, efficient transition into structured training without jumping too quickly into high volume or intensity.
Use the code GAFREE at checkout to access this plan for FREE.
What You Can Expect
• A focused 4-week Intermediate Base block preparing you for a longer training plan
• Controlled aerobic sessions to reinforce consistency and structure
• Moderate progression in training load without excessive fatigue
• Strong emphasis on pacing discipline and movement efficiency
• A smooth transition into more structured half marathon training
• Clear workouts using pace, heart rate, or perceived effort
Free Access Code
This plan is available for FREE with the following code:
GAFREE
Enter the code at checkout to start your 4-week Half Marathon Intermediate Base plan at no cost.
Coaching & Support
This plan includes Coach Access.
If you are unsure whether this plan is right for you—or if you need a different starting level—you can contact us anytime:
coachsupport@gaendurance.com
Requirements
To start this plan, you should:
• Have a consistent running background
• Be able to run continuously for at least 8–12 km
• Be able to train consistently 3–4 times per week
• Be preparing to transition into a longer structured plan
A GPS watch or heart rate monitor is recommended for best results.
Final Note
This free 4-week Intermediate Base plan is designed to prepare you—not to fully develop your performance.
It helps you enter your main training phase with better structure, improved aerobic readiness, and reduced risk of overload.
Explore more training plans at GA Endurance
Goksen Cinar, MSc, is a sports scientist, national team coach, and founder of GA Endurance. With more than 25 years of coaching experience, he combines sports science, endurance coaching, and data-driven methodology to help athletes achieve sustainable performance improvements. He is a 4-time Ironman 70.3 World Championship qualifier and 4-time full-distance Ironman finisher.