Many people dismiss cravings as a lack of willpower, they may be linked to factors such as stress, poor sleep, dehydration, hormonal changes, and even the body's reward pathwaysJandri Barnard, a dietician discusses why food cravings are often biological and psychological signals rather than simple hunger.

<p>Many people dismiss cravings as a lack of willpower, they may be linked to factors such as stress, poor sleep, dehydration, hormonal changes, and even the body's reward pathwaysJandri Barnard, a dietician discusses why food cravings are often biological and psychological signals rather than simple hunger.</p>