I've noticed this, but thought it was just in my head. I don't get great pumps when I take a lot of caffeine preworkout though, maybe because it constricts blood vessels?
Can't learn much if that's the correct way this study went. Need a control group to check placebo and and moderate dose group. That's a pretty wide gap in dosage.
I've noticed this, but thought it was just in my head. I don't get great pumps when I take a lot of caffeine preworkout though, maybe because it constricts blood vessels?
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