Andrew Heffernan

Learn how to minimize fitness plateaus and perform your best by using periodization.

How consistency, curiosity, and compassion can keep your fitness and health on track for a lifetime.

Streak challenges are a powerful way to energize a training routine. Keep the momentum alive with these tips.

This head-to-toe routine will stretch your muscles, mobilize your joints, and leave you feeling fantastic in five minutes flat.

These three indoor-rowing workouts promise to propel your cardio fitness forward, no matter your level.

Try these five moves — half-kneeling press, suspension-trainer one-arm row, goblet squat, glute bridge, and suitcase carry — to build physical, mental, and emotional resilience.

Learn how exercise can help build a body and mind that can roll with life’s punches — and come back stronger after stress.

Get more out of your weightlifting efforts and break through plateaus with tempo training.

Tired of crunches? These six dynamic moves can build a strong, functional core.

Rotate your spine safely — and reduce back tension — with these four stretches.

Here's how to find a fitness routine that resonates with you.

Get your speed fix with these high-intensity bike intervals.

These five moves could be the key to more speed, endurance, and resilience on the bike, in the water, and on the road.

Why stretching goes beyond just muscles.

Building flexibility doesn't have to be complicated.

This new form of stretching can help close the gap between your passive and active range of motion.

If you're looking to take your joints and muscles through their full range of motion, try dynamic stretching.

The health benefits of static stretching depend on when you do it.

Here's the latest science on stretching. Plus, we have eight mobility exercises to help you build flexibility.