18 min read
Powerpenia: The Case for Measuring Power, Not Just StrengthNotes from the 2026 Powerpenia Conference on power as a biomarker, the reserve capacity behind everyday tasks, and the researchers building the...

Steve Manz
Notes from the 2026 Powerpenia Conference on power as a biomarker, the reserve capacity behind everyday tasks, and the researchers building the...
Landon Evans
Multi-directional sport is an asymmetric equation. Professional soccer players perform 80–104% more high-intensity decelerations than...
Steve Manz
One of the best parts of producing educational content is hearing directly from coaches, trainers, therapists, and...
Mike Hazle
A large prospective study published in Mayo Clinic Proceedings in August 2025 followed nearly 3,900 men and women aged 46 to 75 for over a...
Manoj "Manny" Patel
Returning an athlete to sport after ACL reconstruction rarely comes down to a date on the calendar. A criteria-based approach helps you progress...
Steve Manz
Rotational power is the primary driver of performance in nearly every dynamic sport, from the golf course to the pitcher's mound. It is the...
Subscribe to Keiser's FREE publications
Receive tips, articles, and tools to improve human performance via email.