By the same token as Eat Unconsciously, ‘Bowel Unconsciously’, this may also apply to what you drink, how much and when.
Unconscious drinking also leads to unwelcome experiences.
If you drink things that your body doesn’t ask for, or if you drink things in quantities that your body doesn’t ask for, or even at times that your body doesn’t ask for them, you’ll likely experience interruption or discomfort when the body has to process it later on.