Rest allows phosphocreatine resynthesis, meaning energy is available for subsequent sets. ‘Roughly 70% will be restored in the first 30 to 60 seconds,’ Vincent says. ‘About 90% is restored after 90 ...
30 seconds is not enough (usually).
"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." THE REST BREAKS in between your sets during your workouts might be a bit of an afterthought. You finish ...