You can run HGH at many different dosages from 1 IU up to 5 IUs, but if you run it more than 3 IUs, you want to be aware of some side effects that can come up.
Wow that's great that you are isolating your hamstrings like this. @Phill it's really surprising how many people have super strong quads but super weak hamstrings so that's smart.
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