I followed this flexibility routine for 30 days after a physical therapist recommended it—here's why it's the perfect antidote to my desk job

Woman sits on a chair with one leg bent and one extended out in front .

Stiffness is a common ailment in the modern world. Our desk jobs and endless phone scrolling can lead to all kinds of aches and pains.

“The most common areas of joint stiffness are the back, hips and knees,” Christynne Helfrich, physical therapist at Hinge Health tells Fit&Well.