Researchers are studying whether athletes are quadriceps-dominant, ligament-dominant, leg-dominant or favor his or her trunk.
The two main exercises for quadriceps include leg extensions (usually done on an exercise machine) and squats.
Tejada was scratched from the original lineup because of cramping in his quadriceps.
Tejada limped off the field in the ninth with a sore quadriceps and will be examined Thursday morning, Collins said.
Oakland lost center fielder Coco Crisp to a strained left hamstring and outfielder Chris Young to a strained left quadriceps.
One of Volz's quadriceps muscles, or thigh muscles, is about 30% weaker on one side than the other, Hewett says.
Shortstop Ruben Tejada will be out at least two weeks with a strained right quadriceps and could lose his starting job.
James, who had 26 points and 12 assists, sat out the final minutes of the game with a cramp in his quadriceps.
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This combination means that your quadriceps will get more of a workout.
His condition, patellar tendinitis, can be described as inflammation of the tendon that attaches the quadriceps (thigh muscle) to the tibia (shin bone).
In addition, make sure to continue your strength training, and focus on strengthening your quadriceps (front of the thigh), which are important for runners.
Although he had no movement in his feet, hamstrings or glutes, he found the nerve damage did not extend to his quadriceps - meaning he could ride a bike.
Rodriguez hasn't played a full season since 2007, missing time because of a strained quadriceps (2008), right hip surgery (2009), a strained calf (2010), knee surgery (2011) and a broken hand (2012).
Muscle activation: This phase involves four-second contractions of major muscle groups in the lower body, including calves, quadriceps, hamstrings, hip flexors, groin, and hip and lower back muscles to help athletes increase awareness of individual muscle groups.
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It can be caused by a number of factors, including a rapid increase in the frequency of training, sudden increase in the intensity of training, transition from one training method to another, genetic abnormalities of the knee joint and poor base strength of the quadriceps.
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