iRunFar will cover the 2026 Sierre-Zinal race live on August 8. The race starts in Sierre, Switzerland, with women at 10:30 a.m. CEST and men at 11:00 a.m. CEST.

The Sierre-Zinal is a tough mountain race. Runners cover 31 kilometers, climbing 2,200 meters and descending 1,100 meters. Most of the descent happens in the final 7 kilometers. Read more racing coverage.

Last year, the women's winner was 27 minutes slower than the men's winner. This year, expect a fast finish in Zinal. iRunFar will share updates on X and in this article. Related: Canadian runners face tough competition at World Athletics U20 Championships.

This original Runner World brief is based on reporting from iRunFar. Visit the source for its complete reporting, context and any later corrections.