This wear and tear can occur over many years, or it can be hastened by a joint injury or infection.
![the two nodes around the joints are made unwalkable too. the two nodes around the joints are made unwalkable too.](https://blog.oilpaintersofamerica.com/wp-content/uploads/2019/10/Teresa-Boynton-2.2-hand-stretches-series-1-829x1024.jpg)
Cartilage cushions the ends of the bones and allows nearly frictionless joint motion, but enough damage can result in bone grinding directly on bone, which causes pain and restricted movement. The most common type of arthritis, osteoarthritis involves wear-and-tear damage to a joint's cartilage - the hard, slick coating on the ends of bones where they form a joint. The two main types of arthritis - osteoarthritis and rheumatoid arthritis - damage joints in different ways. His work has been cited x12500 and has an h-index of 54.Request an Appointment at Mayo Clinic Causes He is a reviewer in more than 50 international journals. He has been an invited speaker and chairman in numerous international conferences and he has organized many scientific meetings. He worked as a fellow in the Rheumatology Unit of UMDS, Guy's Hospital, London, UK and as a Guest Researcher at the National Institutes of Health (NIH), Neuromuscular Diseases Section (NINDS), Bethesda, MD, USA. He received his medical degree from the University of Bari, Italy and his PhD from the Medical School of the University of Ioannina Greece. Drosos, MD is an Emeritus Professor of Medicine/Rheumatology and former Head of the Rheumatology Clinic in the Department of Internal Medicine, Medical School, University of Ioannina, Ioannina, Greece. Her research interests include epidemiological and clinical studies of autoimmune rheumatic diseases.Alexandros A. Her work has received more than 3881 citations and the current h-index is 32 (ISI), 36 (Scopus). She has authored over 180 articles in scientific journals. Professor Voulgari had been trained in Musculoskeletal Ultrasonography in Italy (Prof. She received her medical degree and her PhD from the Medical School of the University of Ioannina, Greece. Voulgari, MD is a Professor of Rheumatology and Head of the Rheumatology Clinic in the Department of Internal Medicine, Medical School, University of Ioannina, Ioannina, Greece. Research interest: autoimmune and auto-inflammatory diseases. Kaltsonoudis is a member of the Medical Association of Ioannina (Greece), Hellenic Association of Rheumatologists. He has authored many articles with an interest to newer therapeutic targets in autoimmune diseases and a particular interest in neurological adverse events after anti-TNF therapy. He has participated in several national and international congresses with many distinctions, as well as several research studies. Currently, he is currently working as a Consultant in Rheumatology at the University Hospital of Ioannina, Greece. His research interests include: Epidemiology of the rheumatic diseases, autoimmune rheumatic diseases.Evripidis Kaltsonoudis, MD received his PhD in Rheumatology. Pelechas is a member of the General Medical Council (GMC - UK), Medical Association of Ioannina (Greece), Hellenic Association of Rheumatologists. He has also participated in several national and international congresses as well as in several research studies. He is serving as an editorial board member and a reviewer of several medical journals and has authored research articles, book chapters and books. He is currently working as a Fellow in Rheumatology at the University Hospital of Ioannina, Greece. He has worked in different hospitals in the United Kingdom. He is a certified member of ICMART in Medical Acupuncture.
![the two nodes around the joints are made unwalkable too. the two nodes around the joints are made unwalkable too.](https://fabacademy.org/archives/2014/students/mauricio.bruno/05/tjoints1.jpg)
Eleftherios Pelechas, MD received his MSc in Healthcare Management and PhD in Epidemiology.