Degenerative arthritis is wear-and-tear damage to your joints that builds up over years
Degenerative arthritis, also called osteoarthritis, happens when the smooth cartilage that covers the ends of your bones breaks down. Cartilage is the slippery material that lets your joints move without friction. As it wears away, bone starts rubbing against bone, which causes pain, stiffness, and swelling. This is not an infection or an autoimmune attack — it is mechanical damage that accumulates slowly, usually over decades.
The process is not reversible, but it is not always fast. Some people have cartilage loss visible on an X-ray but feel no pain. Others with the same X-ray results have significant discomfort. The gap between what the imaging shows and what you actually feel is normal and does not mean the diagnosis is wrong.
Key Takeaways
- Degenerative arthritis develops when cartilage in your joints wears down over time, allowing bone to rub against bone.
- Risk factors include age, previous joint injuries, repetitive stress on a joint, and family history of arthritis.
- Pain, stiffness (especially in the morning), swelling, and reduced range of motion are the most common signs.
- X-rays and physical exams help confirm the diagnosis, but imaging alone does not determine how much pain you will have.
- Treatment focuses on managing pain and keeping joints mobile, not on stopping or reversing the cartilage loss.
How cartilage breaks down and why it matters
Your cartilage does not have blood vessels or nerves running through it. That is why you can have significant cartilage loss without feeling anything — the cartilage itself does not hurt when it tears. Pain comes later, when the underlying bone becomes exposed or inflamed, or when the joint swells and puts pressure on surrounding tissues.
Cartilage loss usually starts in the weight-bearing joints: hips, knees, lower back, and feet. It can also develop in your hands, neck, and shoulders. The breakdown happens unevenly — you might lose cartilage on one side of a knee joint before the other side is affected. This uneven wear is why some people develop a limp or change how they move to avoid pain, which then puts stress on other joints.
Risk factors that make degenerative arthritis more likely
Age is the strongest risk factor. Most people over 60 have some cartilage loss visible on imaging, even if they have no symptoms. But degenerative arthritis is not inevitable — some people in their 80s have minimal damage, while others develop it in their 40s or 50s.
Previous injuries to a joint significantly raise your risk. A torn meniscus in the knee, a broken bone that healed unevenly, or a ligament tear can speed up cartilage breakdown in that joint years or decades later. Repetitive stress — from a job that requires the same motion for hours daily, or from high-impact sports — also increases risk. Family history matters: if your parents or grandparents had degenerative arthritis, your risk is higher. Being overweight puts extra load on weight-bearing joints, particularly the knees and hips, which accelerates wear.
Signs and symptoms you might notice
Pain is usually the first sign, and it often feels worse after activity or at the end of the day. Morning stiffness that improves as you move around is common. The stiffness usually lasts less than 30 minutes, which distinguishes it from rheumatoid arthritis, where morning stiffness can last for hours.
Swelling in the joint, a grinding or creaking sensation when you move, and a reduced range of motion develop as the cartilage loss progresses. Some people develop bone spurs — small bony growths at the edges of the damaged joint — which can further limit movement. Pain may be worse on cold, damp days, though the reason for this is not fully understood.
How doctors diagnose degenerative arthritis
Your doctor will ask about your pain, when it started, what makes it worse or better, and whether you have had previous injuries to that joint. They will examine the joint for swelling, warmth, and range of motion. They may ask you to move the joint in different directions to see where it hurts.
An X-ray can show cartilage loss, bone spurs, and changes to the bone surface. However, X-ray findings do not always match your symptoms — you might have severe changes on the image but minimal pain, or moderate changes but significant discomfort. Blood tests are usually not needed for degenerative arthritis, because it does not show up in blood work the way rheumatoid arthritis does. An MRI can show cartilage damage in more detail than an X-ray, but it is more expensive and usually only ordered if the diagnosis is unclear or if surgery is being considered.
The difference between degenerative and rheumatoid arthritis
Degenerative arthritis and rheumatoid arthritis are two separate conditions that are often confused because they both cause joint pain and swelling. Degenerative arthritis is wear-and-tear damage — mechanical and progressive. Rheumatoid arthritis is an autoimmune disease where your immune system attacks the lining of your joints, and it can develop at any age.
Rheumatoid arthritis usually affects multiple joints at the same time (often symmetrically — both hands, both knees), causes morning stiffness lasting more than an hour, and shows up in blood tests. Degenerative arthritis typically affects one or a few joints, causes brief morning stiffness, and does not show up in blood work. The treatments are also different: rheumatoid arthritis is treated with drugs that suppress the immune system, while degenerative arthritis is managed with pain relief and joint protection.
What happens as degenerative arthritis progresses
Early-stage degenerative arthritis may cause pain only after activity or at the end of the day. As it progresses, pain may occur with normal daily activities — walking, climbing stairs, opening jars. In advanced stages, pain can be present even at rest, and the joint may become visibly swollen or deformed.
Not everyone reaches advanced stages. Many people have stable, mild degenerative arthritis for years without significant worsening. Others experience faster progression. The rate depends on the joint involved, how much stress you put on it, your age, and factors that are not yet fully understood. Staying active, maintaining a healthy weight, and protecting the joint from further injury can slow progression, though they cannot stop it entirely.
Frequently Asked Questions
Is degenerative arthritis the same as osteoarthritis?
Yes. Degenerative arthritis and osteoarthritis are the same condition — osteoarthritis is the medical term, and degenerative arthritis is the descriptive name. You may see both terms used interchangeably in medical documents and on websites.
Can you get degenerative arthritis in your 40s?
Yes, though it is less common than in older adults. A previous injury to the joint, repetitive stress from work or sports, family history, or being overweight can trigger early-onset degenerative arthritis. If you have pain and stiffness in a joint that has been injured before, imaging can show whether cartilage loss is present.
Does degenerative arthritis run in families?
Family history increases your risk, but it is not a may provide. If your parents had degenerative arthritis, you are more likely to develop it, but you may not. Protecting your joints from injury and maintaining a healthy weight may reduce your risk even if arthritis runs in your family.
Can you reverse degenerative arthritis?
No. Once cartilage is lost, it does not grow back. Treatment focuses on managing pain, keeping the joint mobile, and slowing further damage. Some newer treatments aim to slow cartilage loss or reduce inflammation, but none currently reverse existing damage.
Does an X-ray showing degenerative arthritis mean you will have severe pain?
Not necessarily. Many people have significant cartilage loss on X-rays but little or no pain. Others have minimal imaging findings but substantial discomfort. The relationship between what an X-ray shows and how much pain you feel is unpredictable, so imaging results alone do not determine your future symptoms.