The patella, or knee cap, is designed to track in a special groove of the knee called the femoral notch, or trochlea. As the knee bends and straightens, the patella glides through this groove, creating a leverage element that assists with these...
A lateral release of the knee returns the patella, or knee cap, to its original position after it has become tilted or it has traveled to the side due to knee tension. Rehabilitation can take months. Exercises to get your knee back in shape will...
The angle formed by the wrist cock that occurs during the takeaway of the golf swing plays an important role in generating crisp, powerful shots. Known as the L angle -- for the shape formed by the hands, wrists and club shaft -- this position...
The patella is the knee cap. A normal patella sits in a groove on top of the femur, or thigh bone, but a lateral riding patella slides to the outside of the knee joint. This happens any time you use your quadriceps, which are the muscles on the...
Shimano Pedaling dynamics, also known as the SPD system, is a design of clipless bicycle shoes. This style of cleat is preferred over older models due to its easier, safer disengagement mechanic over that of older styles that used toe clips, toe...
Patellar release surgery -- also known as lateral release surgery -- is used as a last resort to treat patellar femoral syndrome. If you suffer from this condition, your patella, which is also known as your kneecap, doesn't sit neatly against the...
Shimano MT31 shoes are cycling shoes intended for cyclists who may find themselves walking a significant amount of time on their rides. Since cycling shoes use a special metal cleat to latch onto clipless pedals, the shoe is designed so that the...
Patellar compression syndrome usually occurs when the patellar retinaculum tendon pushes the knee cap out of alignment. This tendon stabilizes your patella, or knee cap, on both sides. However, the outer side is often stronger than the medial...
Patellofemoral pain syndrome (PFPS) is a very common cause of anterior knee pain in the pediatric and adult population. PFPS is also known as runner's knee; however, most people who develop PFPS are not, in fact, runners. The exact etiology of...
The anterior cruciate ligament, or ACL for short, crosses from the underside of the femur, or thigh bone, to the top of the tibia, or shin bone. This important ligament maintains knee alignment during weight-bearing activities. Approximately...
Like all contemporary ski bindings, those used with Atomic 310 skis have DIN adjustments for the lateral force necessary to release the toe of a ski boot during a spill. DIN charts provide a number that accounts for the skier's weight and level of...
The muscles in the neck are relatively small, but they bear a lot of the burden of poor posture, incorrect sleeping position and stress. Performing a few flexibility exercises for the neck on a daily basis will help keep the neck muscles long and...
When you eat a diet high in fiber, you often experience an increased amount of gas. This is largely due to the way in which the body digests this type of food, especially in regard to soluble fiber. It isn't until these foods reach the large...
If your child is walking with toes pointed in, it may be due to hips that rotate inward. This condition is called femoral anteversion. Your child also will have trouble sitting cross-legged if she has this condition but will easily be able to sit...
Temporomandibular joint disorder, also known as TMJD, may be caused by arthritis, injury or grinding the teeth, according to MayoClinic.com. Symptoms include clicking when opening or shutting the mouth, pain and stiffness in the joint where the...
Tiger Woods and Jack Nicklaus, arguably the greatest two golfers in history, share something besides trophies from major championships: Both try to keep their heads quiet throughout the swing, which allows them to achieve consistent impact from...
The gallbladder, located under the liver, is responsible for holding bile fluids for later release into the small intestine during the process of digestion. Gallstones form as a result of too much cholesterol in the bile fluids or due to the...
Born in Vancouver, British Columbia, Paul McCallum, a kicker who is 5 feet 11 inches tall, played seven seasons with the British Columbia Lions in his 18-year career, as of 2011, and has not missed any of his 614 conversions, making him one of the...
Organic matter can contribute to the physical, biological and chemical health of soil. It is often considered an important part of soil because its presence contributes to the natural growing cycle of animal and vegetable life. Soil that is...
Fitness shoes are used to improve the effectiveness of your workouts. Designs often include a heel set lower than the toe and a weighted base. Purported benefits of fitness shoes include increased calorie burn, toned muscles and improved posture....
Healthy adolescents need the same nutrients adults need. But because of the growth and hormonal changes adolescents are going through, the amounts of nutrients and calorie intake may be slightly different from either adults or younger children. A...
According to "Medical Surgical Nursing" the liver performs more than 400 functions, which makes it an extremely vital organ. Destruction of liver tissue eventually results in liver failure. This disease progresses over time and complications may...
Hypoglycemia, or low blood sugar, is commonly experienced as a side effect of diabetes medication, according to MedlinePlus. However, it may also occur in people without diabetes. Symptoms of this condition include weakness, shakiness, confusion...
Acid reflux occurs when food in the stomach moves backward into the esophagus, causing burning, belching, bloating and sore throat. The initial process of digestion involves the release of hydrochloric acid to break down foods. Bicarbonate is...
Veggies play a large part in any healthy diet, along with fresh fruit, whole-grain foods, dairy products, lean meat and fish. You should eat the right amounts of healthy food in the right ratios to limit total calories and fat in relation to...
Triglycerides are a kind of lipid that is found in the blood. Your body converts extra calories into triglycerides when you eat. These are stored in your fat cells and are later released as energy for your body. If you consistently consume more...
Your liver is the largest organ in your body -- second only to your skin -- and has many functions. It stores vitamins, minerals, iron and glucose. It also produces bile, which helps digest food. It breaks down alcohol and medication and helps the...
The liver plays an important role in the post-digestive processing of the macronutrients -- biochemicals that the human body requires in large amounts -- protein, fat, and carbohydrate. Because the liver is not only an important processing organ,...
Red blood cells carried oxygen from the lungs to the various muscles and organs of the body. The main component of red blood cells is the molecule hemoglobin, which binds to oxygen and later releases it. A red blood cell count is a measure of...
About to go mountain biking for the first time? Learn some basic mountain bike safety in this free video clip.
The Lion Pose benefits the face, jaw, mouth and throat by rejuvenating the muscles and tissues in the face. Learn how to do the Lion Pose in this yoga video clip.
