Inclusion Criteria:  Inconsolable crying for more than 3 hours a day, at least 3 days a week for at least 3 weeks. Age 2 - 12 weeks. Gestation equal to or greater than 38 weeks. Birth weight equal to or greater than 2,500 grams. Weight gain of at least 150 grams. per week. Appropriate pediatric general physical examination (height, weight, head circumference and psychomotor development). Sign the informed consent.  Exclusion Criteria:  Signs and / or symptoms of other pathologies. Signs of lactose intolerance. Having had benefits with the withdrawal of milk from maternal feeding or the use of milk with hydrolyzed casein. Having received the subjects and / or siblings, previous treatment with Osteopathy and / or Chiropractic. Contraindication to the treatment and / or some of its techniques; presence of congenital malformations.