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There are various IF protocols, distinguished by the duration and frequency of fastin periods
This can create a vicious cycle of poor sleep and hormone imbalance
This may help preserve testicular size and function
In: Shils ME, Shike M, Ross AC, Caballero B, Cousins RJ, editors
This guide is not going to do that, because the reader who understands the evidence landscape is the one who buys with realistic expectations and does not end up disappointed
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