Trainers Say Circuit Training Is The Most Efficient Type Of Workout You Can Do. (Plus: 3 Example Workouts)

It combines strength and cardio into one total body sweat session.
The Economist

Can high-intensity interval training get you fit in a hurry?

If you ask people why they do not exercise as much as they should, the most common answer is lack of time. The World Health Organisation recommends 75 minutes of high-intensity exercise, or 150 ...
BMJ

Soccer specific aerobic endurance training

Department of Physiology and Biomedical Engineering, Norwegian University of Science and Technology, N-7489 Trondheim, Norway Correspondence to: Dr Hoff, Department of Physiology and Biomedical ...
GQ

Experts Say VO2 Max Is the Most Important Health Metric—But Just How Do You Improve It?

VO2 max is among the most elusive terms in fitness. You may have heard of it, as it’s often heralded as the number that defines your cardiovascular fitness. Yet for many, the concept is confusing and ...
GQ

Why Easy ‘Zone 2’ Workouts Became the Biggest Thing in Fitness

If you're a casual-to-obsessed observer of fitness trends, you may have come across “Zone 2” training—heard about it on Huberman Lab, or The Drive with Peter Attia, perhaps. It has become a buzzword ...

I've tested dozens of fitness watches, and the Garmin Forerunner 265 is the one I keep wearing

Garmin's Forerunner 265 delivers first-rate GPS and recovery data. Here's why it's the ideal watch for runners who want smart tracking without bulk.