hello siri am sethui am a medical studentsirrecently ii am having a pain in my pectoralis and on my trapezuis tooboth at same timei have been studying in sittin posturelaying my back on a iron bari need to know whats the pathologythats  is it a small sprain or is it related to lungs?
Hello, This mostly looks like an issue related to bad posture and a muscle strain. Just take muscle relaxants and a proper posture while reading or sitting Hope this helps