Join me for "The Five," a count-up circuit training workout suitable for all levels: Beginner (Tier 1), Intermediate (Tier 2) ...

Massy Arias, a NASM- and ACE-certified personal trainer who has worked with the likes of Jordin Sparks and Kelly Rowland, said that she's a huge fan of circuit training. One of the benefits she ...

If you are relatively new to fitness training and looking to work a full-body day into your week, consider the Push-Pull-Leg routine below. This series of circuits can be done in its entirety, or you ...

Regardless of your age, goals or fitness level, strength training is one of the most beneficial types of exercise you can do. It helps you build and tone muscles, improve bone density, increase ...

Kayla Itsines has been an athlete all of her life and a personal trainer for 10 years, but when she gave birth to her daughter, Arna, seven months ago, she was back at square one or, she said, even ...