Or They could have found doctors for their pain and had been prescribed painkillers with likely Negative effects which produced them come to feel awkward. NUHS Internal Medication Residents are offered the chance to operate supervised Rheumatology outpatient clinics, and also obtain working experience in inpatient clinical products and services.   https://www.theorthopaedicandpainpractice.com/joint-pain-what-causes-it-and-what-are-some-treatments-offered/