While faster intervals can help you build speed and power, the recovery intervals allow your body to reset so you can get in more quality reps.

I’ll get bored after a few minutes on a given machine, but in a gym with multiple options, why choose? You can do a 5-minute round of intervals on the treadmill, then switch to the elliptical ...

How to get the most out of your home spin classes Set up your bike properly When you go to a spin studio, often the instructor is right there to help you set up your bike.

This HIKEology fitness class based on interval workouts caters to people who hate running but want the same results.

The interval approach can also be incorporated into exercises we are already doing, rather than having to go to a specialised gym class.

Class Action: Physique 57’s new amped-up interval training class The fashion world's favorite barre brand just introduced Physique F.I.T., a fast-moving class that focuses on the arms and seat ...

Once the class intervals are decided, the data can be sorted into a frequency chart using a tally. This makes it clear to see how many pieces of data are in each class interval.