Culture & Society

The warming climate is forcing marathons to consider changes to keep runners cool

Participants prepare for the start of the Los Angeles Marathon, March 16, 2025, in Los Angeles. (AP Photo/Eric Thayer, File) 2026-08-13T13:01:46Z DES MOINES, Iowa (AP) — Paul Grinvalds has completed 114 marathons in all 50 states, but he still wilts when he races in temperatures.

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Expanded Context

Brimstone Report is tracking this as a curated culture & society brief. The source report from AP says: Participants prepare for the start of the Los Angeles Marathon, March 16, 2025, in Los Angeles. (AP Photo/Eric Thayer, File) 2026-08-13T13:01:46Z DES MOINES, Iowa (AP) — Paul Grinvalds has completed 114 marathons in all 50 states, but he still wilts when he races in temperatures.

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Key Facts

  • Primary source: AP
  • Published: Aug 13, 2026, 1:23 PM UTC
  • Coverage area: Culture & Society
  • Brimstone role: curated summary, explanation, and source attribution
  • Topic signals: developing story metadata

Timeline

  1. Source published: Aug 13, 2026, 1:23 PM UTC
  2. Brimstone indexed: Added to the curated Brimstone feed and linked to related coverage.
  3. Next update to watch: Additional sourcing, official confirmation, court or agency records, or follow-up reporting.

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