Strengthen upper back muscles with rows, face pulls, reverse flys, and band pull-aparts
Stretch the chest muscles with doorway chest stretches and pec corner stretches
Improve...
Sit and stand with your ears over your shoulders
Keep your shoulders relaxed and pulled slightly back
Keep your chin level and avoid jutting your head...
See a qualified healthcare professional to assess the cause
Improve posture with neutral ribcage and pelvis alignment
Practice diaphragmatic breathing
Strengthen the deep core muscles
Train the transverse...