ie, when doing bicep curls, why do they always instruct us to breath in when bringing the dumbbell up, and out when extending our arm out straight? Is there a scientific reason for this? Does it have any benefit? What would happen if I do it the other way round, or if I don’t maintain any fixed rhythm/sequence at all?
In: Biology
Just commenting to thank you for this question, as I’ve been wondering it too. It seems counterintuitive but if many of them are doing it, then there must he a reason. So, following.
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