Arthritis is a condition describing inflammation of a joint, and applies to over 100 diseases that have been identified to date. Most of these diseases fall into one of two categories: degenerative arthritis, such as osteoarthritis, or inflammatory arthritis, such as rheumatoid arthritis. Symptoms of most types of arthritis include pain, stiffness, and swelling in the joint.

Explore the topics below for peer reviewed articles that explain how arthritis causes joint pain as well as the differences between degenerative and inflammatory arthritis.

Knee pain that is not from direct trauma is likely caused by 1 of 6 primary types of arthritis: osteoarthritis, rheumatoid arthritis, psoriatic arthritis, gout, pseudogout, and reactive arthritis.

This article lists and describes the many conditions with symptoms similar to those of degenerative arthritis; some are due to degenerative arthritis, and some can lead to degenerative arthritis.

Knee crepitus is the medical term for crunching or popping in the knee joint. Learn about knee crepitus pain symptoms and treatments in this article.

When joint inflammation, pain, or damage is due to the degeneration of cartilage it is also referred to as osteoarthritis. This condition grows in prevalence with age to the point where nearly all people over age 80 are affected.

While hip pain can often be a challenge to diagnose, clinical study research found that hip arthritis patients generally felt two distinct types of pain: a dull ache and intermittent sharp pain.

Cartilage and synovial fluid are the two specific parts of the joint that cause arthritis joint pain. Cartilage deterioration can cause degenerative arthritis, a lack of synovial fluid can cause inflammatory arthritis.
For people with gluten sensitivity, eating wheat or wheat products can lead to an inflammatory reaction that causes redness, swelling, and joint pain.