Yiziphi izindlela ezi-5 ezingcono kakhulu zokulawula i-cortisol
Ukulalela umsindo we-binaural ngama-headphone, ukuzindla okungenani imizuzu engu-5 ngosuku, ukufunda incwadi enokuqukethwe okuphumuzayo okungenani imizuzu engu-30 ngosuku, ukuthatha ukukhanya kwelanga ekuntweleni kokusa noma kokusa okungenani imizuzu engu-10 ngosuku, ukuhamba nsuku zonke okungenani imizuzu engu-30 ngosuku