Arthritis Center
From arthritis diagnosis to management, stay informed with the help of our arthritis health resources including expert insights, exercises, and practical tips for managing pain.
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Types
Understanding Polyarthritis
Polyarthritis is a term for arthritis that affects five or more joints at the same time. Learn about the causes, symptoms, and treatments.
What Is Basal Joint Arthritis?
Basal joint arthritis often affects the joint at the base of the thumb, the basal joint.
View ArticleAbout Arthritis and Other Rheumatic Diseases
Arthritis is a category of rheumatic diseases. Read on to learn more about these conditions and the types of health care providers who treat them.
View ArticleUnderstanding Osteonecrosis
Osteonecrosis is a disease of the bones. Over time, the bone breaks down. Learn about the causes, symptoms, treatment, and possible complications of this condition.
View ArticleUnderstanding osteoporosis
Test your arthritis knowledge
What Do You Know About Osteoporosis?
Osteoporosis is a disease that thins and weakens a person's bones, making them less dense and more fragile.
Take QuizTake the Arthritis Quiz
True or False: Arthritis affects only the wrist, ankle, and knee joints.
Take QuizWhat Do You Know About Juvenile Arthritis?
Arthritis is usually thought of as a disease that occurs later in life, but one child in every thousand develops a juvenile form of this illness. Take this quiz to learn more.
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