Your Weekly Running News Update: Disney Marathon Sells Out, Boston has 6 Waves, and Garmin x WhatsApp

Welcome to your weekly endurance briefing, courtesy of the Marathon Journal. Each Monday, we deliver essential updates and expert insights to keep you informed on the latest in running and competitive sports.

1. Jerusalem Marathon Postponed - How Runners Can Adjust

The Jerusalem Marathon has been postponed by three weeks to April 17, 2026, prompting a key training adjustment for runners already in peak preparation. Rather than extending a full taper, evidence supports a short “bridge phase” to maintain fitness, preserve neuromuscular sharpness, and avoid detraining. This unexpected shift highlights how athletes can adapt to race disruptions while optimizing performance. Read the full breakdown and training approach on MarathonJournal.com.

2. Smart Nutrition Meets AI for Marathon Training

Effective marathon fueling goes beyond calorie counting. Learn how journaling, meal timing, and macronutrient strategies can optimize energy, recovery, and performance. Discover how AI can be used safely to generate meal ideas and grocery lists, while avoiding underfueling and risky medical advice. Build sustainable eating habits that adapt to your training load, lifestyle, and goals—so your body is strong and race-ready. Read the full article.

3. Boston Marathon Update – 6 Waves and Why It Matters

The Boston Marathon has released bib numbers, start corrals, and wave times for 2026, introducing six waves to optimize race flow. This article explains how your wave placement affects early pacing, congestion, and strategy, providing insights to help you plan your race day. Learn how understanding your bib and corral can influence performance from Hopkinton to Boylston Street. Read the full article on MarathonJournal.com.

4. 2027 Walt Disney World Marathon – Record Sell-Out Times

The 2027 Walt Disney World Marathon Weekend registration window revealed a significant shift in endurance event demand, with all categories reaching capacity in just 67 minutes. This sell-out pace underscores the rising "race-cation" trend and the high stakes of anniversary-themed events. Our analysis dives into the specific sell-out metrics and critical logistical updates, including the new 4:30 AM 5K start time, to help you navigate future high-demand registration cycles. Read the full report at MarathonJournal.com.

5. Garmin WhatsApp Integration

Garmin now supports WhatsApp on select watches, letting runners read, reply, and react to messages directly from the wrist. While this adds convenience for balancing communication during training, it also introduces potential distractions that can disrupt focus and performance. Explore which Garmin devices support the integration, its key features, and practical considerations for maintaining training efficiency. Read the full article on MarathonJournal.com.

For more deep-dives and the latest in global running news, join the community at MarathonJournal.com.