(See:Is It Better to Run Faster or Longer?)

Gaining quick feet and better running form aren’t the only benefits of sprint workouts, either.

“That’s going to help with both your endurance and speed,” she says.

Woman running on a treadmill in the gym, looking out at a city view. She is presumably doing a treadmill sprint workout

Photo: skynesher/Getty

(And, in case you didn’t know,HIIT offers some pretty incredible benefits.)

Pounding the belt is one of the easiest ways to get the job done.

But if the word “sprint” sends chills up your spine, don’t sweat it.

Graphic of 25-minute treadmill sprint workout with instructions

Yeji Kim

If it feels like a manageable challenge, repeat four to five times.

While seemingly tiny differences, they can actually make you a slower runner indoors, she explains.

So how fastshouldyou sprint during a treadmill sprint workout?

“I think people have a tendency to overestimate on the treadmill.

Translation: Your sprint’s going to start looking a lot more like a jog.

In between your sprints, you’ll need to rest and build up some energy for the next one.

The general recommendation is about a 4:1 rest-to-work ratio.

So if you’re sprinting for 30 seconds, you might rest for two minutes in between.

The more experienced you are, the shorter you’re free to cut your rest intervals.

The number of sprints you do in a typical treadmill sprint workout depends on your experience level, too.

Here’severything you should know about running form.)

(Again, safety should be your number one priority!)

After your burst, bring your incline back down to a flat road.

“It’s an awesome way to gain fitness.

Hill running even further enhances your proper running form and efficiency,” says Nurse.

25-Minute Treadmill Sprint Workout