For example, Hurta-Klecker usually splits 14 seconds for the straightaway and 30 seconds on the turns. While the short reps ...

Learn more about this metric and the best training sessions to add to your schedule to boost your cardio fitness.

Peloton instructor and New Balance ambassador Selena Samuela has discovered the secret to starting each day with purpose – a mindful morning run before the world wakes up. For this fitness powerhouse, ...

I never knew it, but Taylor Swift is my workout doppelgänger. Like Swift, I’m a singer (mezzo soprano in my chorus) and I run and lift weights. So I was excited to learn that, like me, Swift sings ...

Consider the following workouts if you are focused on building leg muscle stamina while improving your cardio scores. These are ideal for those with strong legs but lack endurance in their heart, ...

Whether you're preparing for a fitness test, looking to increase your running performance, or simply seeking a challenging and effective way to train, this dynamic workout delivers. By combining ...

They may not be running the race, but the Formula 1 drivers in today’s United States Grand Prix in Austin, Tex. are all in ...

But that’s exactly what 80-year-old Natalie Grabow did at the 2025 Ironman World Championship in Kona, Hawaii, earlier this month. On October 11, Grabow, an avid triathlete who took up the demanding ...

Interval running condenses the powerful effects of regular running into shorter, high-intensity bursts. Research shows it can ...

Age is just a number. We keep hearing it and take it with the usual nonchalance until someone like Natalie Grabow comes along ...