I just published a new video that covers exercises that can help with neck and shoulder pain associated with working at your computer or on your phone. Here is a link for the video.
https://membership.rehabscience.com/programs/postural-neck-pain?category_id=267144
If this is a type of pain you experience regularly, I would recommend going through the neck pain program here in the app. Here is a link for that program.
https://membership.rehabscience.com/programs/neck-pain?category_id=260344