Male Muscle

After my experiments with curvy female topology yesterday i wanted to try the more rigid male chest and abdomen. I was very careful only to add edge loops where needed, and i concentrated on having a good flow around and over the muscles and chest. Here is what i came up with in around 3 hours, I am quite happy, although the mirroring was done very quickly at the end so i wasn't able to add the definition between the abdomen packs:

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