Quick tips and it is overwhelming at first. You will have to change your life accordingly and it will take time. Smooth out the knots out once a week. Don't forget the Pec. Stretch daily, twice a day.
Yoga is excellent.
Try breathing less from the upper chest. Learn to breathe better and lessen the strain on your upper body. Meditation at least 15 minutes a day. End in Ice. Flexeril is recommended and it is a terrible recommendation.