Baby colic is commonly defined as distress or crying in an infant, which lasts for more than three hours a day, for more than three days a week, for at least one week in an otherwise healthy infant. It is a common, benign, self-limiting condition and, despite much research on the subject, the underlying cause is still not clear.
This is a companion discussion topic for the original article at https://patient.info/doctor/paediatrics/baby-colic-pro