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. Some Olympic fans ...

Our core is an area we are constantly working — whether it's during a workout, maintaining our balance when walking or stabilizing us during daily movement. Despite how much we use the core, ...

A new wave of research is showing what the old gym myths about stretching got wrong—and what you really need to do to reap its benefits. Some fitness experts recommend stretching before a workout, ...

Add Yahoo as a preferred source to see more of our stories on Google. How Much Stretching It Takes to Make You More Flexible, According to Science - PeopleImages.com - Yuri A - Shutterstock ...