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  1. drtbear1967

    Different muscle fibers of the bicep.

    Before we get into the nitty gritty of training any muscle group, it’s always important to review the anatomy of the muscle group as well as any agonist muscle groups. - The biceps, brachialis, and brachioradialis are the primary elbow flexors. The biceps are the only muscle that crosses both...
  2. drtbear1967

    How to Train Arms to get them to Grow.

    Both the biceps and triceps are fast twitch dominant muscle groups, meaning that the majority of training should be spent with heavier weights and longer rest periods (1-3 mins for smaller muscle groups). However, the triceps may have some differences in fiber type composition between individual...
  3. drtbear1967

    How to train your lats.

    The lats appear to be a pretty even fiber type split, with around 50% fast and 50% slow twitch fibers. This means a wide range of repetitions and rest periods should be used and you should also (occasionally) utilize aids like lifting straps to ensure that your grip is not failing before your...
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