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Training Insights

Master your marathon, optimize your recovery, and understand the science of AI coaching.

Science
April 24, 2026

Why HRV is the Secret Weapon for Marathon Runners

Discover how Heart Rate Variability (HRV) acts as an early warning system for overtraining and how ZoneTrain uses it to adapt your daily plan.

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Training
April 18, 2026

Mastering Your Zone 2: The Logic of Slow to Go Fast

Most runners train too hard on easy days. We break down the physiological benefits of aerobic base building and why ZoneTrain locks you in Zone 2.

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Product
April 12, 2026

Meet Coach ZT: AI Coaching via WhatsApp

The future of coaching isn't an app you forget to open. It's a conversation. Learn how Coach ZT keeps you accountable through daily check-ins.

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