The biology of muscle building
The sleep laboratory
Global traditions of recovery
The nervous system's gear shift
esther The Cost of Sleep Debt
Pay the debt, pay the debt, Sleeping under eight is an injury threat.

esther The glymphatic system, found in 2013, acts as a brain dishwasher, using cerebrospinal fluid to flush out toxic beta-amyloid proteins.

esther The nightly surge of growth hormone repairs tissues and strengthens your skeletal system.

esther Balance training and sleep to learn how recovery actually builds your fitness.
Dream workouts: During REM sleep, your brain sends signals to paralyze your muscles so you don't act out your athletic dreams.
By what percentage do brain cells shrink during sleep to allow cerebrospinal fluid to wash away waste?
What is the name of the brain's waste clearance system that becomes highly active during deep sleep?
Which specific stage of sleep is most associated with the massive release of growth hormone?
Approximately what percentage of your body's daily human growth hormone is released during deep sleep?
Which stage of sleep is primarily responsible for consolidating motor skills and athletic movements?
What type of memory, crucial for athletes executing complex plays, is consolidated during REM sleep?
Sleep deprivation impairs the synthesis of which crucial muscle energy storage molecule?

