Exercise Physiology

2 articles

Athlete performing a heavy deadlift on one side and a high-intensity sprint on a track on the other, symbolizing hybrid fitness.

Hybrid fitness challenges redefine strength and conditioning

Just ten 6-second maximal sprints performed 15 minutes before a strength session can completely block the activation of mTOR, a key pathway for muscle growth, according to athletedata .

Elena Pappas·September 4, 2026

A marathon runner crossing the finish line showing signs of extreme exertion, with medical professionals observing in the background.

Training Theory

Marathon runners show post-race spikes in cardiac biomarkers

After crossing the finish line, many marathon runners exhibit blood markers for heart damage that exceed clinical thresholds.

Hana Kim·June 12, 2026