Final answer:
Jumper's knee, also known as chondromalacia patellae, is a common term for the condition that causes pain around the front of the knee and deep to the patella. It is most common in athletes who do a lot of knee bending, such as jumpers, skiers, cyclists, weightlifters, and soccer players.
Step-by-step explanation:
Jumper's knee, also known as chondromalacia patellae, is a common term for the condition that causes pain around the front of the knee and deep to the patella. It is most common in athletes who do a lot of knee bending, such as jumpers, skiers, cyclists, weightlifters, and soccer players. The pain may be felt when walking or running, going up or down stairs, kneeling or squatting, or after sitting with the knee bent for an extended period.