What standing on one leg can tell you: Biological age Science DailyHow long can you stand on one foot? The answer may predict your fall risk. The Washington PostHow old are you, really? This test can tell you your biological age in 30 seconds New York Post How long can you stand like a flamingo? The answer may reflect your age, new study says CNNHow long one can stand like a flamingo? The one-leg pose reflects volumes about one’s age and health The Times of India