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Total Sleep Time Need

Total sleep time need varies by genetics, age, and training load—most active adults function best near seven to nine hours. Need rises during illness, altitude, and heavy blocks.

Total sleep time need varies by genetics, age, and training load—most active adults function best near seven to nine hours. Need rises during illness, altitude, and heavy blocks.

Judging need by energy, mood, and workout quality beats copying averages.

Put Total Sleep Time Need into practice

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