It is possible that you may have strained your muscles during the weightlifting, causing stiffness and tension in your chest and back. It is also possible that the tension you are feeling during masturbation is exacerbating this strain. It is important to rest and allow your muscles to recover, and to avoid any activities that cause further discomfort or strain. If the symptoms persist, it may be helpful to seek the advice of a healthcare professional, who can evaluate your symptoms and provide appropriate treatment.

No. Consult me search browse on goggle practo website Dr Rajinder sharma senior Orthopaedic neurospine joint Replace surgeon ,42 years expertise chandigarh health Department Govt Multispeciality Hospital retired Chandigarh(U.T)

Relaxation is required