In less than 20 minutes, you can sculpt your arms and abs with this upper body dumbbell workout, all while getting your heart ...

Follow along with trainers Jacqueline Kasen and Gerren Liles in the workout video above, or if you're ready to HIIT it solo, read the instructions below for a self-guided workout.

Start getting stronger and sweat smarter with this fast-paced lower body bodyweight workout, which is part of the Women’s ...

This 7-day treadmill plan combines walking, jogging, sprints, and incline workouts for fat loss and endurance.

ICYMI, I wasn’t big on abs exercises before that last experiment. But coming out of it, I vowed to try and fit them into my ...

Master this comprehensive 18-minute dumbbell workout targeting arms and abs, featuring expert-designed circuits for all fitness levels and proven strength gains ...

I recently discovered a three-move core-building workout from one of my favorite online fitness trainers and decided I'd use ...

Justin Baldoni was allegedly “terrified” to talk to Blake Lively about wardrobe decisions on set of It Ends With Us, ...

Cardio exercises, such as walking, running, cycling, or HIIT, are crucial for weight loss and overall fitness by maintaining ...

We all know the standard ab workout involves moves like sit-ups, crunches, planks, and let's not forget Russian twists. While these moves are great for targeting your core, sticking to the same ...

Want to train like Hollywood's biggest stars and elite athletes? Gunnar Peterson, the former Director of Strength and ...

Anne Hathaway's trainer Monique Eastwood shared a three-minute plank challenge which she says provides an efficient 'all-over ...