For questions or comments regarding Virginia population projections, contact Qian Cai, Director of Demographics Research Group, Weldon Cooper Center: qian.cai@virginia.edu | 434.982.5581.
Conditions that cause knee pain. 1  Tendonitis. 2  This is an overuse injury causing swelling of the tendons, the bands of tissue that connect your bones and muscles. 3  This is sometimes called 'jumper's knee' as it is common in sports involving jumping, such as basketball.4  Bone chips. This is an overuse injury causing swelling of the tendons, the bands of tissue that connect your bones and muscles. 2  This is sometimes called 'jumper's knee' as it is common in sports involving jumping, such as basketball. 3  Bone chips. 4  Sometimes, a knee injury can break off fragments from the bone or cartilage.
This is one of the reasons for pain in back of knee that some have to deal with. Once well hydrated, the chief causes of knee pain are eliminated for most people. When the body is in a state of dehydration, the abrasive damage to the cartilage cells is increased beyond the rate of creation of new cells.