The Torsional Upper Crossed Syndrome
Most pains are mainly caused by structural imbalance. First consider symmetry in your body for treatment if you feel pains. Understanding the antagonistic relationship between muscles directly related to imbalance makes treatment simple. It relaxes the tense areas and strengthens the relaxed areas. But it's always easy to say. You need to check which movements make me uncomfortable before studying the functions of complex muscle system. If there are restrictions on certain movements below, you need to know what muscles are involved in such movements.
Anatomical Movements are shown and refer to the link below.
Describing Skeletal Muscles : A Review of Muscle Attachments And Actions
Study on Intelligent Body
Web of life, the way of seeing muscle-chains as a whole | Geographical difference in human anatomy of 16 century | Motions as index of body heath | Nexus of communication and occurrence with our body | Muscle chains following paths of meridians | Name, signified, and its therapeutic application of ancient medicine | Thoughts for cross-interpretation of ancient medicine | Food as tool of human design