If you have trouble performing pigeon pose (any variation), this pose will hit the same muscle groups. It’s called the Half Seated Twist, and it’s a little easier on the hips and knees. Let us know what you think, or if you have any questions!
Opening up the chest, along with the scapula work, are two exercises (among many) that can help stave off dowager’s hump, and other postural issues.
A quick Farmer Walk tutorial based on yoga Mountain Pose: