One Knee Swollen, Other Normal

One knee swelling can be caused by injury, overuse, or underlying medical conditions.

[{"selector":"#anim-6a5aef36-b3b9-4ce1-908a-5032c6fa7c3c [data-leaf-element=\"true\"]","keyframes":{"transform":["translate(-3.552713678800501e-15%, 0%) scale(1.5)","translate(0%, 0%) scale(1)"]},"delay":0,"duration":2000,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}]

If the swelling is mild and resolves on its own, it might not be a cause for concern.

[{"selector":"#anim-e9a99916-062e-4805-a141-2ce6ffb25983 [data-leaf-element=\"true\"]","keyframes":{"transform":["translate3d(21.874999829338595%, 0, 0)","translate3d(0%, 0, 0)"]},"delay":0,"duration":2000,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}]

However, if the swelling persists or is accompanied by pain, it's best to consult a doctor.

[{"selector":"#anim-b66dde8c-dbb3-4abb-aa35-3809c8508788 [data-leaf-element=\"true\"]","keyframes":{"transform":["translate3d(-21.874999829338588%, 0, 0)","translate3d(0%, 0, 0)"]},"delay":0,"duration":2000,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}]

Arthritis, such as osteoarthritis or rheumatoid arthritis, can cause knee swelling.

[{"selector":"#anim-266f7e89-a084-4474-bba9-c6394786009d [data-leaf-element=\"true\"]","keyframes":{"transform":["translate(-3.552713678800501e-15%, 0%) scale(1.5)","translate(0%, 0%) scale(1)"]},"delay":0,"duration":2000,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}]

Bursitis or tendinitis can also cause knee swelling.

[{"selector":"#anim-4502fd22-5b72-455e-a6fb-418417dbedf5 [data-leaf-element=\"true\"]","keyframes":{"transform":["translate3d(-21.874999829338588%, 0, 0)","translate3d(0%, 0, 0)"]},"delay":0,"duration":2000,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}]

Gout or pseudogout can cause sudden, severe knee swelling.

[{"selector":"#anim-3cc3979d-15fe-4f1b-936a-f99f66349702 [data-leaf-element=\"true\"]","keyframes":{"transform":["translate3d(21.874999829338595%, 0, 0)","translate3d(0%, 0, 0)"]},"delay":0,"duration":2000,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}]

Infections, such as cellulitis or septic arthritis, can cause knee swelling and require immediate medical attention.

[{"selector":"#anim-074c3980-dfc3-4c13-b0a1-7fce9eb81979 [data-leaf-element=\"true\"]","keyframes":{"transform":["translate3d(-21.874999829338588%, 0, 0)","translate3d(0%, 0, 0)"]},"delay":0,"duration":2000,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}]

A meniscus tear or ligament sprain can cause knee swelling.

[{"selector":"#anim-c3e79fda-0257-4705-86e3-88f1340085dd [data-leaf-element=\"true\"]","keyframes":{"transform":["translate(-3.552713678800501e-15%, 0%) scale(1.5)","translate(0%, 0%) scale(1)"]},"delay":0,"duration":2000,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}]

Baker's cyst (fluid-filled swelling behind the knee) can cause knee swelling.

[{"selector":"#anim-74a71597-1597-4fd3-b02d-2d7f97724696 [data-leaf-element=\"true\"]","keyframes":{"transform":["translate3d(12.514648210040342%, 0, 0)","translate3d(0%, 0, 0)"]},"delay":0,"duration":2000,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}]

Blood clot or deep vein thrombosis (DVT) can cause knee swelling.

[{"selector":"#anim-86672836-c0ae-4355-890c-20e1a54420ca [data-leaf-element=\"true\"]","keyframes":{"transform":["translate3d(-21.874999829338588%, 0, 0)","translate3d(0%, 0, 0)"]},"delay":0,"duration":2000,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}]

For More Info

[{"selector":"#anim-2d9cec48-b36b-4992-b3c9-37c25f4a559d [data-leaf-element=\"true\"]","keyframes":{"transform":["translate3d(21.874999829338595%, 0, 0)","translate3d(0%, 0, 0)"]},"delay":0,"duration":2000,"easing":"cubic-bezier(.3,0,.55,1)","fill":"both"}]