Hologic, Inc. engages in the development, manufacture, and supply of diagnostics products, medical imaging systems, and surgical products for women's health through early detection and treatment worldwide. It operates through four segments: Diagnostics, Breast Health, GYN Surgical, and Skeletal Health. The company provides Aptima molecular diagnostic assays to detect the infectious microorganisms; Aptima viral load assays for Hepatitis B virus, Hepatitis C virus, human immunodeficiency virus, and human cytomegalo virus; Aptima bacterial vaginosis and candida vaginitis assays for the diagnosis of vaginitis; Aptima SARS-CoV-2 and Panther Fusion SARS-CoV-2 assays to detect SARS-CoV-2; ThinPrep System for cytology applications; and Rapid Fetal Fibronectin Test that assists physicians in assessing the risk of pre-term birth.