length-tension

  1. drtbear1967

    Training both heads of the bicep

    The biceps have two heads, a short (inner) and long (outer) head. No matter what biceps curl variation you use, the short and long head work together to accomplish the movement. You can't "isolate" one head. But it may be possible to put slightly more focus on one region of your biceps over the...
  2. drtbear1967

    Time under Tension

    The length-tension relationship of skeletal muscle is well-known; however, scientists and fitness professionals rarely realize its relevance to muscle growth. We know that mechanical tension is the main stimulus for muscle growth and the length-tension curve shows us that muscle fibers...
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