Discover 5 Common Causes of Severe Knee Pain


Knee pain can make you uncomfortable and cause difficulty in moving. Treatments are available to solve the problems but you still have to suffer from pain for a period of time. Let’s check the causes of severe knee pain to avoid this situation.


Tears in the ligaments and tendons

Severe knee pain can be the result of injuries. Injuries in sports such as football, tennis; or work; and injuries from an accident can lead to tears in the ligaments and tendons. Ligaments connect the bones at the joint; tendons connect the bones to the muscles. If you have torn ligaments and tendons at the side of the knee, you may have to suffer from pain even when you rest. Pain can get worse when you put weight on your knee.

Swelling, warmth, bruising can also appear. You may feel that your knee in not under control and becomes unstable.


Injuries can damage your bones and other structures in your knees such as joint, causing fractures and bleeding into the joint. You may feel warmth, stiffness, swelling, and bruising in the knee. You should go to the hospital immediately if your knee gets worse and the swelling is bad.


When your kneecap bone or other bones in the knee are broken, this can lead to severe pain in the knee. Sometimes, some small fragments can damage the joints, or soft tissues in the knee.


Arthritis in the knee include rheumatoid arthritis, osteoarthritis, lupus, and gout.

Rheumatoid arthritis

Rheumatoid arthritis affects the joint and other tissues in the knee, causing inflammation. It is an autoimmune disease when the immune system of the body attacks its own tissues, even when these tissues do not have any problem. You can feel pain, stiffness, warmth, and swelling in the joint. This disease can also limit your movement. Sometimes, you can also feel pain in the chest.


This is the most common degenerative disorder of the joint. Cartilage is a tissues made up most of collagen. It is located between bones in the knee and absorbs shock. Over time, the cartilage can break down and provides less cushion. The bones rub together, causing pain, stiffness, and swelling in the joint of the knee. Bone spur can also develop in the affected joint. You can feel the weakness and stiffness in the ligaments and muscles around the knee.


Like rheumatoid arthritis, lupus is an autoimmune disease. Lupus happens when your immune system attack healthy tissues in your body. Lupus can affect not only the knee, but also the skin, brain, kidneys, or some other parts in the body. Apart from pain in the knee, you can feel pain in the chest and find it hard to breath normally. Fever, discomfort, or pain in the mouth can also appear.


Gout is a metabolic problem. When acid uric builds up in your blood, it can cause inflammation in your joint by developing crystal. Inflammation first appear in the specific joint in the knee, then it can be spread through other joints.

Baker cyst

When the fluid builds up behind your knee, baker cyst occurs. Baker cyst may cause some discomfort but no pain. You may feel pain when the cyst opens up. Swelling, bruising can also appear. Pain can be severe.

Osgood-Schlatter disease

This disease is caused by injuries in the knee before it is finished growing. Pain, swelling, and irritation can be reported. If you play football, volleyball, basketball, you are more likely to get this problem.


Infection on the bones

A common types of bone infection is osteomyelitis. Osteomyelitis can be caused by bacteria or fungi. You can feel pain in the knee bone and other tissues. You may have a fever and chills. You can also feel swelling, and warmth in the affected area.

Infection on the joint

Septic arthritis happens when bacteria or fungi goes to your joint due to an injury or surgery. You can feel severe joint pain. Swelling, redness, or fever can occur. This is the most common type of acute arthritis.

Severe knee pain can come from several reasons, such as infection, or arthritis. Getting to know how can cause your knee pain can help you find out the way to protect your knees.

Hello Health Group does not provide medical advice, diagnosis or treatment.

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