This full-body workout combines dumbbell strength training with bodyweight HIIT for an efficient strength-and-cardio session.

This group fitness class combines elements of strength, cardio, and dance to deliver a fun total-body workout. This remix-style video features all of your favorite instructors, including Raneir ...

Gains ahead.

Strengthening muscles and raising your heart rate, this Ben Bruno-approved workout could save you time in the gym ...

If you need to play catch-up after missing a workout because of a busy schedule, travel or taking a day off, consider the full-body combination below. This workout mixes calisthenics and a short ...

They're a smart choice. Home workouts with dumbbells are a really underrated way to sneak in fitness. Not only do they save time (feel free to hit snooze a few more times), but they are also extremely ...

Beth Skwarecki is Lifehacker’s Senior Health Editor, and holds certifications as a personal trainer and weightlifting coach. She has been writing about health for over 10 years. Your workout routine ...

In a recent article, strength training in your late 50s and early 60s, we discussed the benefits of strength training (at any age) and how to get started if you are new to training. While the title ...

When you enter the gym, which way should you head first? Toward the treadmills and spin studio to get your sweat on with a cardio session? Or toward the free weights and strength-training machines to ...

So you’ve been lifting, running, or training for a while, and you’ve asked yourself: Do I need to change my routine every few weeks? Some people swear by “muscle confusion,” while others say ...