If these moves look familiar, that's because you've done this workout once before, on Day 4. Revisiting the moves now, take a second to check in and ask yourself: What can you refine about these ...

While people are looking for new and innovative ways to workout, Katerina Kountouris has new at home workouts for all ages. As shelter-in-place continues in some states and schools remain closed, ...

High-intensity interval training, HIIT for short, is one of the best kinds of sweat sessions if you're looking to get your heart rate up and work your muscles to their fullest capability in a short ...

If strong, toned abs are your goal, this simple, fast, four-minute Tabata core circuit will get you there, but be prepared to sweat for it. Tabata is a form of high-intensity interval training (HIIT) ...

Watch the personal trainer introduce her at-home workouts to the MaxPreps audience. As most gyms remain closed across the country due to covid-19, Katerina Kountouris continues to bring new and ...

Nothing pushes you past your own limits quite like <a href="https://www.menshealth.com/fitness/a19530495/slay-spare-tire-with-hiit-workout/" id="b041bb3e-a442-3584 ...

Hope you’re ready for a quick and sweaty cardio workout! Today’s routine includes a Tabata protocol. That means you’ll be doing 20 seconds of all-out work, followed by 10 seconds of rest, repeated ...