Inclusion Criteria:  Between the ages of 18 and 50 years old. Signed an informed consent form. Clinical diagnosis of recurrent mastitis: more than 2 episodes of lactational mastitis in the same breast in a 6-month time period. Evidence of somatic dysfunction upon undergoing an osteopathic structural exam.  Exclusion Criteria:  Mammary abscesses. Health problems related to pregnancy. Inability to receive OMT due to open wounds, fractures, anuresis, necrotizing fasciitis, congestive heart failure, or unstable cardiac conditions. Less than 18 years of age or more than 50 years of age.