What Is ATHX? The Hybrid Fitness Competition Explained (Format & Scoring)
ATHX is a 2.5-hour hybrid competition across six zones—only three scored. Here's the 2026 format, rank-sum scoring, loads vs tonnage, and ATHX vs HYROX.
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ATHX is a 2.5-hour hybrid competition across six zones—only three scored. Here's the 2026 format, rank-sum scoring, loads vs tonnage, and ATHX vs HYROX.