Regardless of the intensity of exercise you prefer, keeping a consistent routine can keep your heart healthy. Klaus Vedfelt/DigitalVision via Getty Images Aerobic exercise like jogging, biking, ...

Add Yahoo as a preferred source to see more of our stories on Google. Low-intensity or Zone 2 cardio has big benefits for fitness and health, a doctor said. Easy runs can help you improve your ...

Steady-state cardio has fitness influencers in a chokehold. But now some are questioning whether it’s actually the smartest ...

For years, the gold standard for gauging workout intensity was often a simple "how you feel" metric. And while perceived exertion is still used by many exercisers and athletes today, it’s a bit like ...

Fitness programs can be built around just about anything. CrossFit is based on the philosophy that constantly varied movements performed with moderate intensity improve physical competence. Yoga is ...

Plus, the 80/20 rule for optimal results ...

The basic appeal of heart rate-based training is that it offers a scientific approach to optimize your workouts. Whether you’re putting in miles before a marathon, prepping for a big game, or simply ...

Fitness intensity can be one of the most subjective areas of working out. From “rate of perceived exertion” (or RPE) to the famous “runner’s high” or getting “in the zone,” these metrics can, at best, ...

We all need a "Zone 2" day -- a low-impact, low-intensity workout -- once in a while. This is especially true for those who find it hard to skip workouts and often push themselves to the extreme.

(The Conversation is an independent and nonprofit source of news, analysis and commentary from academic experts.) Jason Sawyer, Bryant University (THE CONVERSATION) Aerobic exercise like jogging, ...