You might think you’d know whether you’re physically flexible or not. But flexibility can differ throughout the body. Among the places where it really counts are the hamstrings and lower back because ...

Find out how many sit-ups after 55 signal a strong, healthy core and use this 60-second test to track your strength over time ...

Depending on your age and core flexibility, you remember it well… the dreaded Sit and Reach test. For years many seemingly active and physically fit children often would be denied the ‘Presidential ...