Can Intermittent Fasting help you build muscle mass as an ectomorph? WATCH VIDEO: www.youtube.com/... Intermittent fasting simply means that you are going through stages of fasting. The typical intermittent fasting window is about 16 hours long, with some guys going as long as 20-22 hours for even greater results.

Can Intermittent Fasting help you build muscle mass as an ectomorph? WATCH VIDEO: www.youtube.com/... Intermittent fasting simply means that you are going through stages of fasting. The typical intermittent fasting window is about 16 hours long, with some guys going as long as 20-22 hours for even greater results.

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