Johnson & Johnson is a holding company. Through its subsidiaries, Co. is engaged in the research and development, manufacture and sale of products in the health care field. Co. has three business segments: Consumer Health, which includes products focused on personal healthcare used in the skin health/beauty, over-the-counter medicines, baby care, oral care, women's health and wound care markets; Pharmaceutical, which is focused on six therapeutic areas: Immunology, Infectious Diseases, Neuroscience, Oncology, Cardiovascular and Metabolism and Pulmonary Hypertension; and Medical Devices, which includes products used in the Interventional Solutions, Orthopaedics, Surgery, and Vision fields.