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 injury facts. The knee is one of the most common body parts to be injured. Types of knee injuries include sprains, strains, bursitis, dislocations, fractures, meniscus tears, and overuse injuries.
The symptoms for any kind of ligament injury will be similar, regardless on the extent of damage. Usually, there is a snapping, popping or a cracking sound during the injury, when there is a torn ligament. The usual symptoms include swelling, bruising accompanied with severe pain and pressure on the joint. There is also instabilityâa feeling that the knee is locking or is about to break down.