Add Yahoo as a preferred source to see more of our stories on Google. The first rule of scientific fight club is that you have to agree on what you're fighting about. A newly published debate on the ...

We sat down with HYROX master coach Tiago Lousa to break down the real method to race-day speed, the mistakes holding athletes back and the fixes that make you faster without blowing up. Whether ...

Threshold work is one of the cornerstones of training for runners who are tackling all manner of distances, from 800m on the track to day-long ultramarathons on the trails. But while all runners can ...

When runners talk physiology, two terms dominate the conversation: VO2 max and lactate threshold. The two metrics are related but not the same, and they shape performance in different ways. Naturally, ...

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After the USA Track and Field Championships in August, Emily Infeld – who won the national title in the women’s 10,000 meters – told reporters she incorporated double thresholds into her training once ...

The first rule of scientific fight club is that you have to agree on what you’re fighting about. A newly published debate on the merits of polarized training in endurance athletes, in Medicine & ...