Those mid-class sprint intervals are tough. But experts break down whether they really get you ready for race day.

When unfavorable weather—be it rain, extreme heat, or snow—complicates outdoor running, treadmills offer a controlled and reliable option. Even if you have time constraints or just seek the ...

High-intensity interval training, or HIIT, is a great way to torch calories, boost your metabolism and get a great workout in a shorter amount of time. And if you're a fan of hopping on the treadmill ...