You'll need better moves to build a functional core. Here’s how you can upgrade your workouts.

Add Yahoo as a preferred source to see more of our stories on Google. Looking for a quick ab workout to fire up your core? This seven-minute intense ab challenge targets your lower abs with no ...

Combine ABS and HIIT cardio for the ultimate quick burn! In just 20 minutes, work on your abdominal muscles while increasing your heart rate to maximize calorie burn and tighten your abs. Aim to do ...

Feeling inspired by Livvy Dune’s abs, but don’t quite have the same amount of hours to spend in the gym as her? We’ve good news: you actually don’t need *that* much time to make a difference when it ...

Instructions: For each move, perform as many reps as indicated. Continue to the next move. After you've completed all three moves, rest for 30 seconds, then you have the option to repeat the ...

IF YOU HAVE a job, kids, and any semblance of social life, the only thing you may feel like you’re missing is time. That's why you might find that more often than not, after you spend an hour at the ...

Introducing your new go-to abs routine. This seven-minute workout can be done every day to strengthen one of the most important muscle groups in your body: the core. Trainer Jenna de León takes you ...

Add Yahoo as a preferred source to see more of our stories on Google. "Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." I love working out, and a good ...

We've all been there. You arrive full of energy, ready to sweat, and think, "I'll start with the core to activate it!" You hit the floor or get into position and start with planks, crunches, leg ...

This ab targeted workout will leave you completely burn in no time, no heavy gym equipment is required, just a workout mat and a fitted workout outfit will do. Note that it is always better to check ...

At 46, Kate Hudson swears by fast, focused sessions, from skipping bursts to a 5-minute leg circuit. Want a red-carpet body ...