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. It’s easy to almost ...

A stronger back is the foundation of better posture, improved athletic performance, and reduced injury risk.These five expert-recommended exercises can help you build a powerful back whether you train ...

Strong triceps support everyday movements and can improve arm definition. Try exercises like bench dips, one-arm overhead ...

Add Yahoo as a preferred source to see more of our stories on Google. Planks work your entire core, plus the thighs, arms and back. A strong core helps with posture, balance and stability, and can ...

Step forward and slightly lateral with one leg, landing with your heel first. Work to avoid slamming your knee into the ground. Keep your chest in an upright position, bending your knees to form right ...

Back pain can make you nervous about tying your shoes, let alone working out. However, while resting a painful back may help for a time, often getting back in the gym and moving makes it feel better, ...