A flexibility expert says this 20-minute routine can open up your hips and ease stiffness in your neck and spine

Humans don’t move as much as we used to. We sit down for work, we sit down when we’re traveling, then we crash on the couch to unwind. So if there’s a way to add some extra movement into your day, it’s worth doing.

Stretching is one of the simplest ways you can do this. Done…