Wiktionary (0.00 / 0 votes) Rate this definition: fartlek (Noun) An athletic training technique, used especially in running, in which periods of intense effort alternate with periods of less strenuous effort in a continuous workout.
Knee Problems and Injuries - Check Your Symptoms. Knee Problems and Injuries. Knee Problems and Injuries. Knee Problems and Injuries. Call 911 if a bone is poking through the skin. The hurt limb or joint looks odd, is a strange shape, or is out of its normal position. The skin over the site of an injury is broken. You have signs of nerve or blood vessel damage, such as: Numbness, tingling, or a pins-and-needles feeling.
Swelling of the knee can be caused by injuries to the joint as well as many different medical conditions. Depending upon the cause, knee swelling may be painful or may not produce any other symptoms. In some cases, you may notice tenderness, warmth, difficulties with moving your knee joint, muscle weakness, or bleeding or bruising. Injuries to your knee, including sprains (damage to the stabilizing ligaments of the joint), can lead to diffuse swelling of the knee area.