Osteoarthritis 

Cartilage wears down causing joint pain, stiffness, and swelling.

Obesity 

Excess weight puts pressure on knees causing chronic discomfort.

Ligament Injury 

Sudden twists overstretch ligaments causing severe knee instability. 

Meniscus Tear 

Knee cartilage tears from twisting, causing pain and locking.

Overuse leads to kneecap irritation and front knee pain. 

Runner’s Knee 

Infection 

Bacterial infection causes swollen, hot, painful knee joint. 

Fracture 

Broken knee bones cause extreme pain, swelling, and immobility.

Kneecap moves out of place causing sudden sharp pain.

Dislocation 

Weak Muscles 

Poor muscle support strains knee joints during daily movements