It's a question visitors ask staff all the time at the Smithsonian's National Zoo's Bird House. The answer may surprise you!

The lower body staple is one of the most versatile moves on the gym floor. Pick which version works best for your goals.

If you can reach 10 seconds with your eyes closed, you’re doing well. Every time you practise the one leg stance, it is an opportunity to recalibrate your brain As you get older the balance ...

Sign up for CNN’s Fitness, But Better newsletter series. Our seven-part guide will help you ease into a healthy routine, backed by experts. It’s a stance ...

Our aim was to assess whether the ability to complete a 10- s one-legged stance (10-second OLS) is associated with all-cause mortality and whether it adds relevant prognostic information beyond ...

Find out in this one-minute video, where Ask Smithsonian host Eric Schulze walks us through the reasons behind the majestic bird’s one-legged stance. 3play_processed Ask Smithsonian Explore ...

If you can reach 10 seconds with your eyes closed, you’re doing well. Every time you practise the one leg stance, it is an opportunity to recalibrate your brain As you get older the balance ...