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📊 The State of Newsletters in 2025

TheInterval

A weekly workout for your mind. Delivered every Friday.

The Interval is a weekly running newsletter that blends training tips, inspiring stories, and expert advice—structured like a classic interval session. Whether you’re chasing a PB or just running for the joy of it, each issue helps you train smarter, stay motivated, and love the run.

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Added OnJun 22, 2025

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