Morning Chalk Up Oct 14, 2026 · 4:18pm

Inside 3407, the Coaching App Built by Sara Sigmundsdóttir

Sara Sigmundsdóttir made her name on the CrossFit Games floor. Now she’s building a business and launching a coaching app called 3407. The Icelandic CrossFit Games veteran has been in the sport for years and is using that experience to develop programming for the broader CrossFit

fitness gaming

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